Diagnostic Trouble Code (DTC) List - Vehicle
DTC
DTC Descriptor
Module That Sets the DTC
Diagnostic Procedure
B0012
Right Front/Passenger
Frontal Deployment Loop
Stage 2 Resistance Low
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0013
Right Front/Passenger
Frontal Deployment Loop
Stage 2 Open
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0014
Right Front/Passenger
Frontal Deployment Loop
Stage 2 Voltage Out of
Range
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0016
Right Front/Passenger
Frontal Deployment Loop
Resistance Low
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0017
Right Front/Passenger
Frontal Deployment Loop
Open
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0018
Right Front/Passenger
Frontal Deployment Loop
Out of Range
SDM
DTC B0012, B0013, B0014,
B0016, B0017, or B0018 in SIR
B0022
Left Front/Driver Frontal
Deployment Loop Resistance
Low
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0024
Left Front/Driver Frontal
Deployment Loop Out of
Range
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0026
Left Front/Driver Frontal
Deployment Loop Open
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0042
Left Front/Driver Frontal
Deployment Loop Stage 2
Resistance Low
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0043
Left Front/Driver Frontal
Deployment Loop Stage 2
Voltage Out of Range
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0044
Left Front/Driver Frontal
Deployment Loop Stage 2
Open
SDM
DTC B0022, B0024, B0026,
B0042, B0043, or B0044 in SIR
B0051 Deployment Commanded
SDM
DTC B0051 in SIR
B0053
Deployment Commanded
with Loop DTCs Present
SDM
DTC B0053 in SIR
B0078
Right Front/Passenger Side
Impact Sensor (SIS)
Performance
SDM
DTC B0078, B0081, or B0082 in
SIR
B0081
Incorrect Right
Front/Passenger Side Impact
SDM
DTC B0078, B0081, or B0082 in
SIR
Sensor (SIS) Installed
B0082
Discard Right
Front/Passenger Side Impact
Sensor (SIS)
SDM
DTC B0078, B0081, or B0082 in
SIR
B0083
Right Front/Passenger Seat
Position Sensor Circuit
SDM
DTC B0083 or B0084 in SIR
B0084
Left Front/Driver Seat
Position Sensor Circuit
SDM
DTC B0083 or B0084 in SIR
B0090
Active Switch Voltage Out
of Range
SDM
DTC B0090 in SIR
B0091 Active Switch: Wrong State SDM
DTC B0091 in SIR
B0092
Passenger Presence System
Performance
SDM
DTC B0092 in SIR
B0098
Passenger Presence System
Configuration Error
SDM
DTC B0098 in SIR
B0100
Electronic Front End Sensor
1 Performance
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B0101
Discard Electronic Front End
Sensor 1
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B0102
Incorrect Electronic Front
End Sensor 1 Installed
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B0103
Electronic Front End Sensor
2 Performance
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B0104
Discard Electronic Front End
Sensor 2
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B0105
Incorrect Electronic Front
End Sensor 2 Installed
SDM
DTC B0100, B0101, B0102,
B0103, B0104, or B0105 in SIR
B013A A/C System Performance
HVAC Control Module
DTC B013A in HVAC Systems -
Automatic
HCM
DTC B0159 in Engine Cooling
B0159
Outside Air Temperature
Sensor Circuit
Range/Performance
HVAC Control Module
DTC B0159 or B0164 in HVAC
Systems - Automatic
B0164
Passenger Compartment
Temperature Sensor Circuit
Range/Performance
HVAC Control Module
DTC B0159 or B0164 in HVAC
Systems - Automatic
B0174
Output Air Temperature
Sensor 1 Upper Left Circuit
Range/Performance
HVAC Control Module
DTC B0174, B0179, B0510, or
B0515 in HVAC Systems -
Automatic
B0179
Output Air Temperature
Sensor 2 Lower Left Circuit
Range/Performance
HVAC Control Module
DTC B0174, B0179, B0510, or
B0515 in HVAC Systems -
Automatic
B0183 Solar Load Sensor 1 Circuit HVAC Control Module
DTC B0183 or B0188 in HVAC
Systems - Automatic
B0188 Solar Load Sensor 2 Circuit HVAC Control Module
DTC B0183 or B0188 in HVAC
Systems - Automatic
B0229 Recirculate Position
HVAC Control Module
DTC B0229, B0414, B0424, or
Feedback Circuit
Range/Performance
B3770 in HVAC Systems -
Automatic
B0263
Air Flow Control 6 A/C
Circuit
HVAC Control Module
DTC B0263, B0268, B0408, or
B0418 in HVAC Systems -
Automatic
or
DTC B0263, B0408, or B0418 in
HVAC Systems - Manual
B0268 Air Flow Control 7 Circuit
HVAC Control Module
DTC B0263, B0268, B0408, or
B0418 in HVAC Systems -
Automatic
B0283 Electric Rear Defrost Circuit BCM
DTC B0283 in Stationary
Windows
B0408
Temperature Control 1
Circuit
HVAC Control Module
DTC B0263, B0268, B0408, or
B0418 in HVAC Systems -
Automatic
or
DTC B0263, B0408, or B0418 in
HVAC Systems - Manual
B0414
Temperature Control 1
Feedback Circuit
Range/Performance
HVAC Control Module
DTC B0229, B0414, B0424, or
B3770 in HVAC Systems -
Automatic
or
DTC B0414, B0424, or B3770 in
HVAC Systems - Manual
B0418
Temperature Control 2
Circuit
HVAC Control Module
DTC B0263, B0268, B0408, or
B0418 in HVAC Systems -
Automatic
or
DTC B0263, B0408, or B0418 in
HVAC Systems - Manual
B0424
Temperature Control 2
Feedback Circuit
Range/Performance
HVAC Control Module
DTC B0229, B0414, B0424, or
B3770 in HVAC Systems -
Automatic
or
DTC B0414, B0424, or B3770 in
HVAC Systems - Manual
B0510
Output Air Temperature
Sensor 3 Upper Right Circuit
Range/Performance
HVAC Control Module
DTC B0174, B0179, B0510, or
B0515 in HVAC Systems -
Automatic
B0515
Output Air Temperature
Sensor 4 Lower Right Circuit
Range/Performance
HVAC Control Module
DTC B0174, B0179, B0510, or
B0515 in HVAC Systems -
Automatic
B0540 Speedometer Circuit
IPC
DTC B0540 in Instrument Panel,
Gages, and Console
B0560 Tachometer Circuit
IPC
DTC B0560 in Instrument Panel,
Gages, and Console
B0790 Transfer Case Neutral
ATC
DTC B0790 in Transfer Case -
Indicator Circuit Malfunction
NVG 246-NP8
or
DTC B0790 in Transfer Case -
NVG 269-NP1
B0989
Output Air Temperature
Lower Sensors Correlation
HVAC Control Module
DTC B0989 in HVAC Systems -
Automatic
B0990
Output Air Temperature
Upper Sensors Correlation
HVAC Control Module
DTC B0990 in HVAC Systems -
Automatic
B1000
Electronic Control Unit
(ECU) Performance
Audio Amplifier, BCM,
DDM, DRR, DSM, FPDM,
HVAC, IPC, Radio,
RWSCM, SDM, VCIM
DTC B1000 in
Computer/Integrating Systems
Radio
DTC B1001 in Entertainment
B1001 Option Configuration Error
SDM
DTC B1001 in SIR
B1004
Keep Alive Memory (KAM)
Reset
OnStar(R) VCIM
DTC B1004 in
Computer/Integrating Systems
B1007 Unassigned
OnStar(R) VCIM
DTC B1007 in
Computer/Integrating Systems
B1009
EEPROM Checksum
Mismatch
OnStar(R) VCIM
DTC B1009 in
Computer/Integrating Systems
B1017
Output Driver Module
Performance
BCM
DTC B1017 or B3970 in Doors
B1023 Integral Switch Performance DDM, PDM
DTC B1023 in Doors
B1025
Audio Output 1 Left Front
Circuit
Radio
DTC B1025, B1035, B1045, or
B1055 in Entertainment
B1035
Audio Output 2 Right Front
Circuit
Radio
DTC B1025, B1035, B1045, or
B1055 in Entertainment
B1045
Audio Output 3 Left Rear
Circuit
Radio
DTC B1025, B1035, B1045, or
B1055 in Entertainment
B1055
Audio Output 4 Right Rear
Circuit
Radio
DTC B1025, B1035, B1045, or
B1055 in Entertainment
B1235 Amplifier On Signal Circuit Radio
DTC B1235 in Entertainment
B1259 Antenna Ground Circuit
DRR
DTC B1259 in Entertainment
B1372
Device Ignition 1 Circuit
Low
BCM
DTC B1372 in Instrument Panel,
Gages, and Console
B1375 Device Ignition 3 Circuit
HVAC Control Module
DTC B1375 in HVAC Systems -
Automatic
or
DTC B1375 in HVAC Systems -
Manual
B1390
Device Voltage Reference
Input 1 Circuit
Generator Battery Control
Module
DTC B1390 in Engine Electrical
B1397
Device Voltage Reference
Output Circuit Low
BCM
DTC B1397 in
Computer/Integrating Systems
B139A
DC/AC Converter Input
Voltage Low
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B139B
DC/AC Converter Current
Sensor Low
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B139C
DC/AC Converter Current
Sensor High
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B139D
DC/AC Converter Output
Current High
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B139E
DC/AC Converter Stuck
OFF
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B139F DC/AC Converter Stuck ON SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B140A
DC/AC Converter Output
Ground Fault Performance
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B140B
DC/AC Converter Output
Ground Fault
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B140C
DC/AC Converter
Performance
SGCM
DTC B139A, DTC B139B, DTC
B139C, DTC B139D, DTC
B139E, DTC B139F, DTC
B140A, DTC B140B or DTC
B140C in Engine Electrical
B1422 Device Power Moding Error HCM
DTC B1422 in
Computer/Integrating Systems
B1440
Power Mode Master Input
Circuits Mismatch
BCM
DTC B1440 in
Computer/Integrating Systems
B1480 Battery Rundown Protection BCM
DTC B1480 in Lighting Systems
Circuit
B1487
Generator L-Terminal
Circuit Low
Generator Battery Control
Module
DTC B1487 in Engine Electrical
B1488
Generator L-Terminal
Circuit High
Generator Battery Control
Module
DTC B1488 in Engine Electrical
B1492
Generator F-Terminal Circuit
Low
Generator Battery Control
Module
DTC B1492 in Engine Electrical
B1516
Battery Current Sensor
Performance
Generator Battery Control
Module
DTC B1516 in Engine Electrical
B1544
Mirror Motors Common
Circuit
DDM, PDM
DTC B1544, B1600, or B1605 in
Doors
B1580
Left Front Mirror Horizontal
Position Sensor Circuit
DDM, PDM
DTC B1580, B1590, B1610, or
B1620 in Doors
B1590
Left Front Mirror Vertical
Position Sensor Circuit
DDM, PDM
DTC B1580, B1590, B1610, or
B1620 in Doors
B1600
Mirror Motor Vertical
Circuit
DDM, PDM
DTC B1544, B1600, or B1605 in
Doors
B1605
Mirror Motor Horizontal
Circuit
DDM, PDM
DTC B1544, B1600, or B1605 in
Doors
B1610
Right Front Mirror
Horizontal Position Sensor
Circuit
DDM, PDM
DTC B1580, B1590, B1610, or
B1620 in Doors
B1620
Right Front Mirror Vertical
Position Sensor Circuit
DDM, PDM
DTC B1580, B1590, B1610, or
B1620 in Doors
B1640
Left Front Mirror Heater
Circuit
DDM, PDM
DTC B1640 or B1645 in Doors
B1645
Right Front Mirror Heater
Circuit
DDM, PDM
DTC B1640 or B1645 in Doors
B1722
Mirror Power Fold Control
Circuit
DDM, PDM
DTC B1722 in Doors
B1770
Driver Seat Motor Horizontal
Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1775
Driver Seat Motor Front
Vertical Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1780
Driver Seat Motor Rear
Vertical Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1785
Driver Seat Motor Recline
Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1790
Driver Seat Motor Lumbar
Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1805
Driver Seat Motor Side
Bolster Circuit
DSM
DTC B1770, B1775, B1780,
B1785, B1790, B1805, or B2415
in Seats
B1825
Driver Seat Recline Position
Sensor Circuit
DSM
DTC B1825 in Seats
B1850
Driver Seat Lumbar Position
Sensor Circuit
DSM
DTC B1850, B1860, B1960,
B2355, B2365, or B2375 in Seats
B1960
Driver Seat Side Bolster
Position Sensor Circuit
DSM
DTC B1850, B1860, B1960,
B2355, B2365, or B2375 in Seats
B2355
Driver Seat Front Vertical
Position Sensor Circuit
DSM
DTC B1850, B1860, B1960,
B2355, B2365, or B2375 in Seats
B2365
Driver Seat Rear Vertical
Position Sensor Circuit
DSM
DTC B1850, B1860, B1960,
B2355, B2365, or B2375 in Seats
B2375
Driver Seat Horizontal
Position Sensor Circuit
DSM
DTC B1850, B1860, B1960,
B2355, B2365, or B2375 in Seats
B2425 Driver Seat Heater Circuit
DSM
DTC B2425 or B2430 in Seats
B2430
Passenger Seat Heater
Circuit
DSM
DTC B2425 or B2430 in Seats
B2435
Driver Seat Back Heater
Sensor Circuit
DSM
DTC B2435 or B2440 in Seats
B2440
Passenger Seat Back Heater
Sensor Circuit
DSM
DTC B2435 or B2440 in Seats
B2455
Cellular Phone Microphone
Circuit Malfunction
OnStar(R) VCIM
DTC B2455 in Cellular
Communication
B2470
Cellular Phone Antenna
Circuit Malfunction
OnStar(R) VCIM
DTC B2470 in Cellular
Communication
B2476
Cellular Phone Select
Service Switch Malfunction
OnStar(R) VCIM
DTC B2476 in Cellular
Communication
B2482
Cellular Phone Select Switch
Range/Performance
OnStar(R) VCIM
DTC B2482 in Cellular
Communication
B2483 GPS Sensor Circuit Low
OnStar(R) VCIM
DTC B2483 or B2484 in Cellular
Communication
B2484 GPS Sensor Circuit Open
OnStar(R) VCIM
DTC B2483 or B2484 in Cellular
Communication
B2527 Front Foglamps Circuit Low BCM
DTC B2527 in Lighting Systems
B2537 Rear Foglamps Circuit Low BCM
DTC B2537 in Lighting Systems
B2550
Backup Lamps Control
Circuit
BCM
DTC B2550 in Lighting Systems
B2575 Headlamp Control Circuit
BCM
DTC B2575 in Lighting Systems
B2580
Headlamp High Beam
Control Circuit
BCM
DTC B2580 in Lighting Systems
B2585 Park Lamp Control Circuit
BCM
DTC B2585 in Lighting Systems
B2600
Daytime Running Lamp
Control Circuit
BCM
DTC B2600 in Lighting Systems
B2610
Passenger Compartment
Dimming 1 Circuit
BCM
DTC B2610 in Lighting Systems
B2615
Passenger Compartment
Dimming 2 Circuit
BCM
DTC B2615 in Lighting Systems
B2620
Display Dimming Pulse
Width Modulation (PWM)
Input Circuit
BCM
DTC B2620 in Lighting Systems
B2625
Display Dimming Pulse
Width Modulation (PWM)
Output Circuit
BCM
DTC B2625 in Lighting Systems
B2645
Ambient Light Sensor
Circuit
BCM
DTC B2645 in Lighting Systems
B2725
Active Transfer Case (ATC)
Mode Switch Circuit
Malfunction
ATC
DTC B2725 in Transfer Case -
NVG 246-NP8
or
DTC B2725 in Transfer Case -
NVG 263-NP1
B2752 Horn Relay Coil Circuit Low BCM
DTC B2752 in Horns
B2815
Steering Wheel Controls
Illegal Resistance Value
BCM
DTC B2815 in Entertainment
B2947
Security System Sensor
Power Circuit Low
BCM
DTC B2947 in Theft Deterrent
B2948
Security System Sensor
Power Circuit High
BCM
DTC B2948 in Theft Deterrent
B2957
Security System Sensor Data
Circuit Low
BCM
DTC B2957 in Theft Deterrent
B2958
Security System Sensor Data
Circuit High
BCM
DTC B2958 in Theft Deterrent
B2960
Security System Sensor Data
Incorrect but Valid
BCM
DTC B2960 in Theft Deterrent
B2961 Key in Ignition Circuit
BCM
DTC B2961 in Instrument Panel,
Gages, and Console
B3006 Hood Ajar Circuit
BCM
DTC B3006 in Engine Electrical
B3008 Hood Ajar Circuit Low
BCM
DTC B3008 in Engine Electrical
B3009 Hood Ajar Circuit High
BCM
DTC B3009 in Engine Electrical
B3031
Security System Controller
in Learn Mode
BCM
DTC B3031 in Theft Deterrent
B3033
Security System Indicates
Tamper
BCM
DTC B3033 in Theft Deterrent
B3593
Steering System Mode
Switch Circuit
RWSCM
DTC B3593 in Rear Wheel
Steering
B3654
Electrical Power Take Off
Control Switch Circuit
HCM
DTC B3654, B3655 or B3656 in
Power Outlets
B3655
Electrical Power Take Off
Control Switch Circuit Low
HCM
DTC B3654, B3655 or B3656 in
Power Outlets
B3656
Electrical Power Take Off
Control Switch Circuit High
HCM
DTC B3654, B3655 or B3656 in
Power Outlets
B3770
Air Flow Control 6 Feedback
Circuit
HVAC Control Module
DTC B0229, B0414, B0424, or
B3770 in HVAC Systems -
Automatic
or
DTC B0414, B0424, or B3770 in
HVAC Systems - Manual
B3801
Passenger Compartment
Lamp Request Circuit
BCM
DTC B3801 in Lighting Systems
B3802 Parklamp Request Circuit
BCM
DTC B3802 in Lighting Systems
B3808
Rear Door Lock Relay
Circuit
BCM
DTC B3808 in Doors
B3809
Rear Door Unlock Relay
Circuit
BCM
DTC B3809 in Doors
B3819
Left Rear Window Up
Control Circuit
BCM
DTC B3819 in Doors
B3820
Left Rear Window Down
Control Circuit
BCM
DTC B3820 in Doors
B3821
Left Rear Window Relay
Power Circuit
BCM
DTC B3821 in Doors
B3822
Right Rear Window Up
Control Circuit
BCM
DTC B3822 in Doors
B3823
Right Rear Window Down
Control Circuit
BCM
DTC B3823 in Doors
B3824
Right Rear Window Relay
Power Circuit
BCM
DTC B3824 in Doors
B3844
Engine Coolant Circulation
Pump Circuit
HCM
DTC B3844 in Engine Cooling
B3941 Front Seat Heaters Circuit
DSM
DTC B3941 in Seats
B3962 Seat Motors Overcurrent
DSM
DTC B3962 in Seats
C0000
Vehicle Speed Information
Circuit
RWSCM
DTC C0000 in Rear Wheel
Steering
C0035
Left Front Wheel Speed
Sensor Circuit
EBCM
DTC C0035 or C0040 in Anti-
Lock Brake System
C0040
Right Front Wheel Speed
Sensor Circuit
EBCM
DTC C0035 or C0040 in Anti-
Lock Brake System
C0055
Rear Wheel Speed Sensor
Circuit
EBCM
DTC C0055 in Anti-Lock Brake
System
C0110 Pump Motor Circuit
EBCM
DTC C0110 in Anti-Lock Brake
System
C0136
Base Brake System Pressure
Circuit
EBCM
DTC C0136 in Hydraulic Brakes
C0161
Anti-Lock Brake System
(ABS)/Traction Control
System (TCS) Brake Switch
EBCM
DTC C0161 in Anti-Lock Brake
System
C0201
Anti-Lock Brake System
(ABS) Enable Relay Contact
Circuit
EBCM
DTC C0201 in Anti-Lock Brake
System
C0221
Right Front Wheel Speed
Sensor Circuit Open
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0222
Right Front Wheel Speed
Signal Missing
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0223
Right Front Wheel Speed
Signal Erratic
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0225
Left Front Wheel Speed
Sensor Circuit Open
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0226
Left Front Wheel Speed
Signal Missing
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0227
Left Front Wheel Speed
Signal Erratic
EBCM
DTC C0221-C0227 in Anti-Lock
Brake System
C0228
Left Front Anti-Lock Brake
System (ABS) Channel in
Release Too Long
EBCM
DTC C0228 in Anti-Lock Brake
System
C0229
Drop Out of Both Front
Speed Sensors
EBCM
DTC C0229 in Anti-Lock Brake
System
C0235
Rear Wheel Speed Signal
Circuit Open
EBCM
DTC C0235-C0237 or P0609 in
Anti-Lock Brake System
C0236
Rear Wheel Speed Signal
Circuit Missing
EBCM
DTC C0235-C0237 or P0609 in
Anti-Lock Brake System
C0237
Rear Wheel Speed Signal
Circuit Erratic
EBCM
DTC C0235-C0237 or P0609 in
Anti-Lock Brake System
C0238 Wheel Speed Mismatch
EBCM
DTC C0238 in Anti-Lock Brake
System
C0240 EBCM Malfunction
EBCM
DTC C0240 in Anti-Lock Brake
System
C0241 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0242 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0243 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0244 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0245
•
EBCM Control Valve
Circuit - Less than
EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
8600 GVW or
equipped with Rear
Disc Brakes
•
Wheel Speed Sensor
Frequency Error -
Greater than 8600
GVW or equipped
with Rear Drum
Brakes
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0246 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0247 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0248 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0251 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0252 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0253
Centering Error
RWSCM
DTC C0253 in Rear Wheel
Steering
C0254 EBCM Control Valve Circuit EBCM
DTC C0241-C0254 (8600 GVW
or less W/Rear Disc Brakes) or
DTC C0241-C0254 (Over 8600
GVW or Rear Drum Brakes) in
Anti-Lock Brake System
C0265 EBCM Motor Relay Circuit EBCM
DTC C0265 or C0266 in Anti-
Lock Brake System
C0266 EBCM Motor Relay Circuit EBCM
DTC C0265 or C0266 in Anti-
Lock Brake System
C0267 Pump Motor Circuit Open
EBCM
DTC C0267 or C0268 in Anti-
Lock Brake System
C0268 Pump Motor Circuit Shorted EBCM
DTC C0267 or C0268 in Anti-
Lock Brake System
C0269 Excessive Dump Time
EBCM
DTC C0269 or C0274 in Anti-
Lock Brake System
C0271 EBCM Malfunction
EBCM
DTC C0271-C0273, C0284 in
Anti-Lock Brake System
C0272 EBCM Malfunction
EBCM
DTC C0271-C0273, C0284 in
Anti-Lock Brake System
C0273 EBCM Malfunction
EBCM
DTC C0271-C0273, C0284 in
Anti-Lock Brake System
C0274 Excessive Isolation Time
EBCM
DTC C0269 or C0274 in Anti-
Lock Brake System
C0277
Brake Pedal Position Sensor
Circuit
EHPS
DTC C0277 in Power Steering
System
C0278
Brake Pedal Position Sensor
Not Calibrated
EHPS
DTC C0278 in Power Steering
System
C0279
Powertrain Configuration not
Valid
EBCM
DTC C0279 in Anti-Lock Brake
System
C0281 Stoplamp Switch Circuit
EBCM
DTC C0281 in Anti-Lock Brake
System
C0282
Brake Pedal Position Sensor
Circuit Range/Performance
EHPS
DTC C0282 in Power Steering
System
Brake Pedal Position Sensor
Circuit Low
EHPS
DTC C0283 in Power Steering
System
C0283
Mode Switch Circuit
Malfunction
EBCM
DTC C0283 in Anti-Lock Brake
System
Brake Pedal Position Sensor
Circuit High
EHPS
DTC C0284 in Power Steering
System
C0284
EBCM Malfunction
EBCM
DTC C0271-C0273, C0284 in
Anti-Lock Brake System
C0287
Delivered Torque Signal
Malfunction
EBCM
DTC C0287, P1644, or P1689 in
Anti-Lock Brake System
C0290
Class 2 Data Link
Malfunction
EBCM
DTC C0290 or C0292 in Anti-
Lock Brake System
C0291
Body Control Module
(BCM) Configuration not
Valid
EBCM
DTC C0291 in Anti-Lock Brake
System
C0292
Lost Communications with
Engine Control System
EBCM
DTC C0290 or C0292 in Anti-
Lock Brake System
C0294
Brake Switch and Brake
Pedal Position Sensor
Correlation
EHPS
DTC C0294 in Power Steering
System
C0297
Powertrain Configuration
Data not Received
EBCM
DTC C0297 in Anti-Lock Brake
System
C0298
Powertrain Control
Malfunction
EBCM
DTC C0298 or P0856 in Anti-
Lock Brake System
C0300
Rear Propshaft Speed Sensor
Malfunction
ATC
DTC C0300 in Transfer Case -
NVG 246-NP8
C0305
Front Propshaft Speed
Sensor Malfunction
ATC
DTC C0305 in Transfer Case -
NVG 246-NP8
C0306
Motor A or B Circuit
Malfunction
ATC
DTC C0306 in Transfer Case -
NVG 246-NP8
or
DTC C0306 in Transfer Case -
NVG 263-NP1
C0321
Transfer Case Lock Circuit
Malfunction
ATC
DTC C0321 in Transfer Case -
NVG 246-NP8
C0327 Encoder Circuit Malfunction ATC
DTC C0327 in Transfer Case -
NVG 246-NP8
or
DTC C0327 in Transfer Case -
NVG 263-NP1
C0359
Four Wheel Drive Low
Range (4WD low) Discrete
Output Circuit Malfunction
ATC
DTC C0359 in Transfer Case -
NVG 246-NP8
or
DTC C0359 in Transfer Case -
NVG 263-NP1
C0374 General System Malfunction ATC
DTC C0374 in Transfer Case -
NVG 246-NP8
C0379
Front Axle System
Malfunction
ATC
DTC C0379 in Transfer Case -
NVG 246-NP8
or
DTC C0379 in Transfer Case -
NVG 263-NP1
C0448
Electric Hydraulic Steering
Pump Enable Circuit
EHPS
DTC C0448 in Power Steering
System
C0455
Front Steering Position
Sensor Circuit
RWSCM
DTC C0455 in Rear Wheel
Steering
C0472
Steering Position and Rate of
Change Sensor Circuit Low
RWSCM
DTC C0472 or C0473 in Rear
Wheel Steering
C0473
Steering Position and Rate of
Change Sensor Circuit High
RWSCM
DTC C0472 or C0473 in Rear
Wheel Steering
C0481
Electric Hydraulic Steering
Motor Circuit
Range/Performance
EHPS
DTC C0481 in Power Steering
System
C0485
Electric Hydraulic Steering
Temperature Sensor Circuit
EHPS
DTC C0485 in Power Steering
System
C0511
Steering Position and Rate of
Change Sensor Circuit
EHPS
DTC C0511 in Power Steering
System
C0522
Rear Steering Position
Sensor Circuit
RWSCM
DTC C0522 in Rear Wheel
Steering
C0527
Rear Steering Motor Position
Sensor Circuit
RWSCM
DTC C0527 in Rear Wheel
Steering
C0532
Rear Steering Position and
Motor Position Sensors
Uncorrelated
RWSCM
DTC C0532 in Rear Wheel
Steering
C0533
Rear Steering Motor Relay
Circuit
RWSCM
DTC C0533 in Rear Wheel
Steering
C0538 Rear Steering Motor Circuit RWSCM
DTC C0538 in Rear Wheel
Steering
C0543
Rear Steering Motor Position
Error
RWSCM
DTC C0543 in Rear Wheel
Steering
C0544
Steering Position Sensor
Data Error
EHPS
DTC C0544 in Power Steering
System
ATC
DTC C0550 in Transfer Case -
NVG 246-NP8
or
DTC C0550 in Transfer Case -
NVG 263-NP1
EBCM
DTC C0550 in Anti-Lock Brake
Systems
EHPS
DTC C0550 in Power Steering
System
C0550
Electronic Control Unit
(ECU) Performance
RWSCM
DTC C0550 in Rear Wheel
Steering
C0558
Calibration Data Not
Programmed
EBCM
DTC C0558 in Anti-Lock Brake
System
C0564
Program Read Only Memory
(ROM) Checksum Error
EHPS
DTC C0564 in Power Steering
System
C0870
Device Voltage Reference
Output Circuit
EHPS
DTC C0870 in Power Steering
System
C0895 Device Voltage
EHPS
DTC C0895 in Power Steering
System
P0016
Crankshaft Position (CKP)-
Camshaft Position (CMP)
Correlation
ECM, PCM
DTC P0016 in Engine Controls -
4.3L
or
DTC P0016 in Engine Controls -
6.6L (LLY)
P0045
Turbocharger Vane Position
Control Solenoid Control
Circuit
ECM
DTC P0045 in Engine Controls -
6.6L (LLY)
P0046
Turbocharger Vane Control
Position Performance
ECM
DTC P0046 in Engine Controls -
6.6L (LLY)
P0053
HO2S Heater Resistance
Bank 1 Sensor 1
PCM
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 4.3L
•
DTC P0053 or P0059 (w/
5.3L or 6.0L) or DTC
P0053 or P0059 (w/ 4.8L)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 8.1L
P0054
HO2S Heater Resistance
Bank 1 Sensor 2
PCM
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 4.3L
•
DTC P0054 or P0060 (w/
4.8L or 6.0L) or DTC
P0054 or P0060 (w/ 5.3L)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 8.1L
P0059
HO2S Heater Resistance
Bank 2 Sensor 1
PCM
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 4.3L
•
DTC P0053 or P0059 (w/
5.3L or 6.0L) or DTC
P0053 or P0059 (w/ 4.8L)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 8.1L
P0060
HO2S Heater Resistance
Bank 2 Sensor 2
PCM
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 4.3L
•
DTC P0054 or P0060 (w/
4.8L or 6.0L) or DTC
P0054 or P0060 (w/ 5.3L)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0053, P0054,
P0059, or P0060 in
Engine Controls - 8.1L
P0068
Throttle Body Airflow
Performance
PCM
DTC P0068 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P0068 in Engine Controls -
8.1L
P0087
Fuel Rail Pressure (FRP)
Too Low
ECM
DTC P0087 in Engine Controls -
6.6L (LLY)
P0088
Fuel Rail Pressure (FRP)
Too High
ECM
DTC P0088 in Engine Controls -
6.6L (LLY)
P0089
Fuel Pressure Regulator
Performance
ECM
DTC P0089 in Engine Controls -
6.6L (LLY)
P0090
Fuel Pressure Regulator
Control Circuit
ECM
DTC P0090 in Engine Controls -
6.6L (LLY)
P0101
Mass Air Flow (MAF)
Sensor Performance
ECM, PCM
•
DTC P0101 in Engine
Controls - 4.3L
•
DTC P0101 (With
Throttle Actuator Control)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0101 in Engine
Controls - 6.6L (LLY)
•
DTC P0101 in Engine
Controls - 8.1L
Mass Air Flow (MAF)
Sensor Circuit Low Voltage
ECM
DTC P0102 in Engine Controls -
6.6L (LLY)
P0102 Mass Air Flow (MAF)
Sensor Circuit Low
Frequency
PCM
•
DTC P0102 in Engine
Controls - 4.3L
•
DTC P0102 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0102 in Engine
Controls - 8.1L
Mass Air Flow (MAF)
Sensor Circuit High Voltage
ECM
DTC P0103 in Engine Controls -
6.6L (LLY)
P0103 Mass Air Flow (MAF)
Sensor Circuit High
Frequency
PCM
•
DTC P0103 in Engine
Controls - 4.3L
•
DTC P0103 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0103 in Engine
Controls - 8.1L
P0106
Manifold Absolute Pressure
(MAP) Sensor Performance
PCM
•
DTC P0106 in Engine
Controls - 4.3L
•
DTC P0106 (With
Throttle Actuator Control)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0106 in Engine
Controls - 8.1L
P0107
Manifold Absolute Pressure
(MAP) Sensor Circuit Low
Voltage
PCM
•
DTC P0107 in Engine
Controls - 4.3L
•
DTC P0107 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0107 in Engine
Controls - 8.1L
P0108
Manifold Absolute Pressure
(MAP) Sensor Circuit High
Voltage
PCM
•
DTC P0108 in Engine
Controls - 4.3L
•
DTC P0108 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0108 in Engine
Controls - 8.1L
P0112
Intake Air Temperature
(IAT) Sensor Circuit Low
Voltage
ECM, PCM
•
DTC P0112 in Engine
Controls - 4.3L
•
DTC P0112 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0112 in Engine
Controls - 6.6L (LLY)
•
DTC P0112 in Engine
Controls - 8.1L
P0113
Intake Air Temperature
(IAT) Sensor Circuit High
Voltage
ECM, PCM
•
DTC P0113 in Engine
Controls - 4.3L
•
DTC P0113 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0113 in Engine
Controls - 6.6L (LLY)
•
DTC P0113 in Engine
Controls - 8.1L
P0116
Engine Coolant Temperature
(ECT) Sensor Performance
ECM, PCM
•
DTC P0116 in Engine
Controls - 4.3L
•
DTC P0116 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0116 in Engine
Controls - 6.6L (LLY)
•
DTC P0116 in Engine
Controls - 8.1L
P0117
Engine Coolant Temperature
(ECT) Sensor Circuit Low
Voltage
ECM, PCM
•
DTC P0117 in Engine
Controls - 4.3L
•
DTC P0117 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0117 in Engine
Controls - 6.6L (LLY)
•
DTC P0117 in Engine
Controls - 8.1L
P0118
Engine Coolant Temperature
(ECT) Sensor Circuit High
Voltage
ECM, PCM
•
DTC P0118 in Engine
Controls - 4.3L
•
DTC P0118 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0118 in Engine
Controls - 6.6L (LLY)
•
DTC P0118 in Engine
Controls - 8.1L
P0120
Throttle Position (TP) Sensor
1 Circuit
PCM
DTC P0120 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P0120 in Engine Controls -
8.1L
P0121
Throttle Position (TP) Sensor
Performance
PCM
DTC P0121 in Engine Controls -
4.3L
P0122
Throttle Position (TP) Sensor
Circuit Low Voltage
PCM
DTC P0122 in Engine Controls -
4.3L
P0123
Throttle Position (TP) Sensor
Circuit High Voltage
PCM
DTC P0123 in Engine Controls -
4.3L
P0128
Engine Coolant Temperature
(ECT) Below Thermostat
Regulating Temperature
ECM, PCM
•
DTC P0128 in Engine
Controls - 4.3L
•
DTC P0128 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0128 in Engine
Controls - 6.6L (LLY)
•
DTC P0128 in Engine
Controls - 8.1L
P0131
HO2S Circuit Low Voltage
Bank 1 Sensor 1
PCM
•
DTC P0131 or P0151 in
Engine Controls - 4.3L
•
DTC P0131 or P0151 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0131 or P0151 in
Engine Controls - 8.1L
P0132
HO2S Circuit High Voltage
Bank 1 Sensor 1
PCM
•
DTC P0132 or P0152 in
Engine Controls - 4.3L
•
DTC P0132 or P0152 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0132 or P0152 in
Engine Controls - 8.1L
P0133
HO2S Slow Response Bank
1 Sensor 1
PCM
•
DTC P0133 or P0153 in
Engine Controls - 4.3L
•
DTC P0133 or P0153 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0133 or P0153 in
Engine Controls - 8.1L
P0134
HO2S Circuit Insufficient
Activity Bank 1 Sensor 1
PCM
•
DTC P0134 or P0154 in
Engine Controls - 4.3L
•
DTC P0134 or P0154 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0134 or P0154 in
Engine Controls - 8.1L
P0135
HO2S Heater Performance
Bank 1 Sensor 1
PCM
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 4.3L
•
DTC P0135 or P0155
(w/5.3L or 6.0L) or DTC
P0135 or P0155 (w/4.8L)
or DTC P0135 or P0155
(with HP2) in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 8.1L
P0137
HO2S Circuit Low Voltage
Bank 1 Sensor 2
PCM
•
DTC P0137 or P0157 in
Engine Controls - 4.3L
•
DTC P0137 or P0157 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0137 or P0157 in
Engine Controls - 8.1L
P0138 HO2S Circuit High Voltage PCM
•
DTC P0138 or P0158 in
Bank 1 Sensor 2
Engine Controls - 4.3L
•
DTC P0138 or P0158 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0138 or P0158 in
Engine Controls - 8.1L
P0140
HO2S Circuit Insufficient
Activity Bank 1 Sensor 2
PCM
•
DTC P0140 or P0160 in
Engine Controls - 4.3L
•
DTC P0140 or P0160 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0140 or P0160 in
Engine Controls - 8.1L
P0141
HO2S Heater Performance
Bank 1 Sensor 2
PCM
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 4.3L
•
DTC P0141 or P0161
(w/4.8L or 6.0L) or DTC
P0141 or P0161 (w/5.3L)
or DTC P0141 or P0161
(with HP2) in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 8.1L
P0151
HO2S Circuit Low Voltage
Bank 2 Sensor 1
PCM
•
DTC P0131 or P0151 in
Engine Controls - 4.3L
•
DTC P0131 or P0151 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0131 or P0151 in
Engine Controls - 8.1L
P0152
HO2S Circuit High Voltage
Bank 2 Sensor 1
PCM
•
DTC P0132 or P0152 in
Engine Controls - 4.3L
•
DTC P0132 or P0152 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0132 or P0152 in
Engine Controls - 8.1L
P0153
HO2S Slow Response Bank
2 Sensor 1
PCM
•
DTC P0133 or P0153 in
Engine Controls - 4.3L
•
DTC P0133 or P0153 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0133 or P0153 in
Engine Controls - 8.1L
P0154
HO2S Circuit Insufficient
Activity Bank 2 Sensor 1
PCM
•
DTC P0134 or P0154 in
Engine Controls - 4.3L
•
DTC P0134 or P0154 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0134 or P0154 in
Engine Controls - 8.1L
P0155
HO2S Heater Performance
Bank 2 Sensor 1
PCM
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 4.3L
•
DTC P0135 or P0155
(w/5.3L or 6.0L) or DTC
P0135 or P0155 (w/4.8L)
or DTC P0135 or P0155
(with HP2) in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 8.1L
P0157
HO2S Circuit Low Voltage
Bank 2 Sensor 2
PCM
•
DTC P0137 or P0157 in
Engine Controls - 4.3L
•
DTC P0137 or P0157 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0137 or P0157 in
Engine Controls - 8.1L
P0158
HO2S Circuit High Voltage
Bank 2 Sensor 2
PCM
•
DTC P0138 or P0158 in
Engine Controls - 4.3L
•
DTC P0138 or P0158 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0138 or P0158 in
Engine Controls - 8.1L
P0160
HO2S Circuit Insufficient
Activity Bank 2 Sensor 2
PCM
•
DTC P0140 or P0160 in
Engine Controls - 4.3L
•
DTC P0140 or P0160 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0140 or P0160 in
Engine Controls - 8.1L
P0161
HO2S Heater Performance
Bank 2 Sensor 2
PCM
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 4.3L
•
DTC P0141 or P0161
(w/4.8L or 6.0L) or DTC
P0141 or P0161 (w/5.3L)
or DTC P0141 or P0161
(with HP2) in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0135, P0141,
P0155, or P0161 in
Engine Controls - 8.1L
P0168
Engine Fuel
Overtemperature
ECM
DTC P0168 in Engine Controls -
6.6L (LLY)
P0169 Incorrect Fuel Composition PCM
DTC P0169 in Engine Controls -
4.8L, 5.3L, and 6.0L
P0171
Fuel Trim System Lean Bank
1
PCM
•
DTC P0171 or P0174 in
Engine Controls - 4.3L
•
DTC P0171 or P0174 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0171 or P0174 in
Engine Controls - 8.1L
P0172
Fuel Trim System Rich Bank
1
PCM
•
DTC P0172 or P0175 in
Engine Controls - 4.3L
•
DTC P0172 or P0175 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0172 or P0175 in
Engine Controls - 8.1L
P0174
Fuel Trim System Lean Bank
2
PCM
•
DTC P0171 or P0174 in
Engine Controls - 4.3L
•
DTC P0171 or P0174 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0171 or P0174 in
Engine Controls - 8.1L
P0175
Fuel Trim System Rich Bank
2
PCM
•
DTC P0172 or P0175 in
Engine Controls - 4.3L
•
DTC P0172 or P0175 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0172 or P0175 in
Engine Controls - 8.1L
P0178
Fuel Composition Sensor
Circuit Low Frequency
PCM
DTC P0178 in Engine Controls -
4.8L, 5.3L, and 6.0L
P0179
Fuel Composition Sensor
Circuit High Frequency
PCM
DTC P0179 in Engine Controls -
4.8L, 5.3L, and 6.0L
P0181
Fuel Temperature Sensor
Performance
ECM
DTC P0181 in Engine Controls -
6.6L (LLY)
P0182
Fuel Temperature Sensor
Circuit Low Voltage
ECM
DTC P0182 in Engine Controls -
6.6L (LLY)
P0183
Fuel Temperature Sensor
Circuit High Voltage
ECM
DTC P0183 in Engine Controls -
6.6L (LLY)
P0192
Fuel Rail Pressure (FRP)
Sensor Circuit Low Voltage
ECM
DTC P0192 in Engine Controls -
6.6L (LLY)
P0193
Fuel Rail Pressure (FRP)
Sensor Circuit High Voltage
ECM
DTC P0193 in Engine Controls -
6.6L (LLY)
P0200 Injector Control Circuit
PCM
•
DTC P0200 in Engine
Controls - 4.3L
•
DTC P0200 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0200 in Engine
Controls - 8.1L
P0201 Injector 1 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0202 Injector 2 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0203 Injector 3 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0204 Injector 4 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0205 Injector 5 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0206 Injector 6 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0207 Injector 7 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0208 Injector 8 Drive Fault
ECM
DTC P0201-P0208 in Engine
Controls - 6.6L (LLY)
P0218
Transmission Fluid Over
Temperature
PCM
•
DTC P0218 in Automatic
Transaxle - 4L60-E/4L65-
E
•
DTC P0218 in Automatic
Transaxle - 4L80-E/4L85-
E
•
DTC P0218 in Automatic
Transaxle - Allison
P0220
Throttle Position (TP) Sensor
2 Circuit
PCM
DTC P0220 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P0220 in Engine Controls -
8.1L
P0230
Fuel Pump Relay Control
Circuit
PCM
•
DTC P0230 in Engine
Controls - 4.3L
•
DTC P0230 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0230 in Engine
Controls - 8.1L
P0234
Turbocharger Engine
Overboost
ECM
DTC P0234 in Engine Controls -
6.6L (LLY)
P0237
Turbocharger Boost Sensor
Circuit Low Voltage
ECM
DTC P0237 in Engine Controls -
6.6L (LLY)
P0238
Turbocharger Boost Sensor
Circuit High Voltage
ECM
DTC P0238 in Engine Controls -
6.6L (LLY)
P0299
Turbocharger Engine
Underboost
ECM
DTC P0299 in Engine Controls -
6.6L (LLY)
P0300 Engine Misfire Detected
ECM, PCM
•
DTC P0300 in Engine
Controls - 4.3L
•
DTC P0300 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0300 (Federal
Emissions) or DTC P0300
(California Emissions) in
Engine Controls - 6.6L
(LLY)
•
DTC P0300 in Engine
Controls - 8.1L
P0301 Cylinder 1 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0302 Cylinder 2 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0303 Cylinder 3 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0304 Cylinder 4 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0305 Cylinder 5 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0306 Cylinder 6 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0307 Cylinder 7 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0308 Cylinder 8 Misfire Detected ECM
DTC P0301-P0308 (Federal
Emissions) or DTC P0301-P0308
(California Emissions) in Engine
Controls - 6.6L (LLY)
P0315
Crankshaft Position (CKP)
System Variation Not
Learned
PCM
•
DTC P0315 in Engine
Controls - 4.3L
•
DTC P0315 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0315 in Engine
Controls - 8.1L
P0325 Knock Sensor (KS) Circuit
PCM
•
DTC P0325 in Engine
Controls - 4.3L
•
DTC P0325 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0325 in Engine
Controls - 8.1L
P0327
Knock Sensor (KS) 1 Circuit
Low Frequency
PCM
•
DTC P0327 in Engine
Controls - 4.3L
•
DTC P0327 or P0332 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0327 or P0332 in
Engine Controls - 8.1L
P0332
Knock Sensor (KS) 2 Circuit
Low Frequency
PCM
DTC P0327 or P0332 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0327 or P0332 in Engine
Controls - 8.1L
P0335
Crankshaft Position (CKP)
Sensor Circuit
ECM, PCM
•
DTC P0335 in Engine
Controls - 4.3L
•
DTC P0335 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0335 in Engine
Controls - 6.6L (LLY)
•
DTC P0335 in Engine
Controls - 8.1L
Crankshaft Position (CKP)
Sensor Performance
ECM, PCM
•
DTC P0336 in Engine
Controls - 4.3L
•
DTC P0336 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0336 in Engine
Controls - 6.6L (LLY)
P0336
Crankshaft Position (CKP)
Sensor Circuit
PCM
DTC P0336 in Engine Controls -
8.1L
P0340
Camshaft Position (CMP)
Sensor Circuit
ECM
DTC P0340 in Engine Controls -
6.6L (LLY)
P0341
Camshaft Position (CMP)
Sensor Performance
ECM, PCM
•
DTC P0341 in Engine
Controls - 4.3L
•
DTC P0341 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0341 in Engine
Controls - 6.6L (LLY)
•
DTC P0341 in Engine
Controls - 8.1L
P0342
Camshaft Position (CMP)
Sensor Circuit Low Voltage
PCM
DTC P0342 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P0342 in Engine Controls -
8.1L
P0343
Camshaft Position (CMP)
Sensor Circuit High Voltage
PCM
DTC P0343 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P0343 in Engine Controls -
8.1L
P0351
Ignition Coil 1 Control
Circuit
PCM
•
DTC P0351 in Engine
Controls - 4.3L
•
DTC P0351-P0358 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0351-P0358 in
Engine Controls - 8.1L
P0352
Ignition Coil 2 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0353
Ignition Coil 3 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0354
Ignition Coil 4 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0355
Ignition Coil 5 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0356
Ignition Coil 6 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0357
Ignition Coil 7 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0358
Ignition Coil 8 Control
Circuit
PCM
DTC P0351-P0358 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0351-P0358 in Engine
Controls - 8.1L
P0370 High Resolution Circuit
ECM
DTC P0370 or P0374 in Engine
Controls - 6.6L (LLY)
P0374
High Resolution System
Performance
ECM
DTC P0370 or P0374 in Engine
Controls - 6.6L (LLY)
P0381
Wait to Start Lamp Control
Circuit
PCM
DTC P0381 in Instrument Panel,
Gages, and Console
P0401
Exhaust Gas Recirculation
(EGR) Flow Insufficient
ECM
DTC P0401 in Engine Controls -
6.6L (LLY)
P0403
Exhaust Gas Recirculation
(EGR) Solenoid Control
Circuit
ECM
DTC P0403 in Engine Controls -
6.6L (LLY)
P0404
Exhaust Gas Recirculation
(EGR) Open Position
Performance
ECM
DTC P0404 in Engine Controls -
6.6L (LLY)
P0405
Exhaust Gas Recirculation
(EGR) Position Sensor
Circuit Low Voltage
ECM
DTC P0405 in Engine Controls -
6.6L (LLY)
P0406
Exhaust Gas Recirculation
(EGR) Position Sensor
Circuit High Voltage
ECM
DTC P0406 in Engine Controls -
6.6L (LLY)
P0420
Catalyst System Low
Efficiency Bank 1
PCM
•
DTC P0420 or P0430 in
Engine Controls - 4.3L
•
DTC P0420 or P0430
(Without HP2) or DTC
P0420 or P0430 (With
HP2) in Engine Controls -
4.8L, 5.3L, and 6.0L
•
DTC P0420 or P0430 in
Engine Controls - 8.1L
P0430
Catalyst System Low
Efficiency Bank 2
PCM
•
DTC P0420 or P0430 in
Engine Controls - 4.3L
•
DTC P0420 or P0430
(Without HP2) or DTC
P0420 or P0430 (With
HP2) in Engine Controls -
4.8L, 5.3L, and 6.0L
•
DTC P0420 or P0430 in
Engine Controls - 8.1L
P0442
Evaporative Emission
(EVAP) System Small Leak
Detected
PCM
•
DTC P0442 in Engine
Controls - 4.3L
•
DTC P0442 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0442 in Engine
Controls - 8.1L
P0443
Evaporative Emission
(EVAP) Purge Solenoid
Control Circuit
PCM
•
DTC P0443 in Engine
Controls - 4.3L
•
DTC P0443 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0443 in Engine
Controls - 8.1L
P0446
Evaporative Emission
(EVAP) Vent System
Performance
PCM
•
DTC P0446 in Engine
Controls - 4.3L
•
DTC P0446 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0446 in Engine
Controls - 8.1L
P0449
Evaporative Emission
(EVAP) Vent Solenoid
Control Circuit
PCM
•
DTC P0449 in Engine
Controls - 4.3L
•
DTC P0449 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0449 in Engine
Controls - 8.1L
P0451
Fuel Tank Pressure (FTP)
Sensor Performance
PCM
•
DTC P0451 in Engine
Controls - 4.3L
•
DTC P0451 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0451 in Engine
Controls - 8.1L
P0452
Fuel Tank Pressure (FTP)
Sensor Circuit Low Voltage
PCM
•
DTC P0452 in Engine
Controls - 4.3L
•
DTC P0452 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0452 in Engine
Controls - 8.1L
P0453
Fuel Tank Pressure (FTP)
Sensor Circuit High Voltage
PCM
•
DTC P0453 in Engine
Controls - 4.3L
•
DTC P0453 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0453 in Engine
Controls - 8.1L
P0454
Fuel Tank Pressure (FTP)
Sensor Circuit Intermittent
PCM
•
DTC P0454 in Engine
Controls - 4.3L
•
DTC P0454 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0454 in Engine
Controls - 8.1L
P0455
Evaporative Emission
(EVAP) System Large Leak
Detected
PCM
•
DTC P0455 in Engine
Controls - 4.3L
•
DTC P0455 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0455 in Engine
Controls - 8.1L
P0461
Fuel Level Sensor 1
Performance
PCM
DTC P0461 in Instrument Panel,
Gages, and Console
P0462
Fuel Level Sensor 1 Circuit
Low Voltage
PCM
DTC P0462 in Instrument Panel,
Gages, and Console
P0463
Fuel Level Sensor 1 Circuit
High Voltage
PCM
DTC P0463 in Instrument Panel,
Gages, and Console
P0464
Fuel Level Sensor 1 Circuit
Intermittent
PCM
DTC P0464 in Instrument Panel,
Gages, and Console
P0480
Cooling Fan Relay 1 Control
Circuit
PCM
DTC P0480 or P0481 in Engine
Cooling
P0481
Cooling Fan Relay 2 Control
Circuit
PCM
DTC P0480 or P0481 in Engine
Cooling
P0496
Evaporative Emission
(EVAP) System Flow
During Non-Purge
PCM
•
DTC P0496 in Engine
Controls - 4.3L
•
DTC P0496 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0496 in Engine
Controls - 8.1L
P0500
Vehicle Speed Sensor (VSS)
Circuit
ECM, PCM, TCM
•
DTC P0500 (6.6L) or
DTC P0500 (8.1L) in
Automatic Transmission -
Allison
•
DTC P0500 in Manual
Transmission - NV 3500
•
DTC P0500 in Manual
Transmission - NV 3400
•
DTC P0500 (8.1L) or
DTC P0500 (6.6L) in
Manual Transmission -
ZF S6-650
P0502
Vehicle Speed Sensor (VSS)
Circuit Low Voltage
PCM
DTC P0502 in Automatic
Transaxle - 4L60-E/4L65-E
or
DTC P0502 in Automatic
Transaxle - 4L80-E/4L85-E
P0503
Vehicle Speed Sensor (VSS)
Circuit Intermittent
PCM
DTC P0503 in Automatic
Transaxle - 4L60-E/4L65-E
or
DTC P0503 in Automatic
Transaxle - 4L80-E/4L85-E
P0506 Idle Speed Low
ECM, PCM
•
DTC P0506 in Engine
Controls - 4.3L
•
DTC P0506 (With
Throttle Actuator Control)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0506 in Engine
Controls - 6.6L (LLY)
•
DTC P0506 or P0507 in
Engine Controls - 8.1L
P0507 Idle Speed High
ECM, PCM
•
DTC P0507 in Engine
Controls - 4.3L
•
DTC P0507 (With
Throttle Actuator Control)
in Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P0507 in Engine
Controls - 6.6L (LLY)
•
DTC P0506 or P0507 in
Engine Controls - 8.1L
P0522
Engine Oil Pressure (EOP)
Sensor Circuit Low Voltage
ECM. PCM
DTC P0522 in Instrument Panel,
Gages, and Console
P0523
Engine Oil Pressure (EOP)
Sensor Circuit High Voltage
ECM, PCM
DTC P0523 in Instrument Panel,
Gages, and Console
P0530
Air Conditioning Refrigerant
Pressure Sensor Circuit
PCM
•
DTC P0530 (LU3, LR4,
LM7, LQ4 and L18) or
DTC P0530 (LB7) in
HVAC Systems -
Automatic
•
DTC P0530 (LU3, LR4,
LM7, LQ4, and L18) or
DTC P0530 (LB7) in
HVAC Systems - Manual
P0561 System Voltage Performance TCM
DTC P0561 in Automatic
Transmission - Allison
TCM
DTC P0562 in Automatic
Transmission - Allison
P0562 System Voltage Low
PCM
DTC P0562 in Engine Electrical
TCM
DTC P0563 in Automatic
Transmission - Allison
P0563 System Voltage High
PCM
DTC P0563 in Engine Electrical
P0567
Cruise Control Resume
Switch Circuit
ECM, PCM
DTC P0567 (4.8L, 5.3L, 6.0L.
and 8.1L) or DTC P0567 (6.6L)
in Cruise Control
P0568
Cruise Control Set Switch
Circuit
ECM, PCM
DTC P0568 (4.8L, 5.3L, 6.0L,
and 8.1L) or DTC P0568 (6.6L)
in Cruise Control
P0571
Cruise Control Brake Switch
Circuit
ECM, PCM
DTC P0571 (4.8L, 5.3L, 6.0L,
and 8.1L) or DTC P0571 (6.6L)
in Cruise Control
P0601
Control Module Read Only
Memory (ROM)
ECM, PCM
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.3L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.8L, 5.3L, and 6.0L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 6.6L (LLY)
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 8.1L
P0602
Control Module Not
Programmed
ECM, PCM
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.3L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.8L, 5.3L, and 6.0L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 6.6L (LLY)
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 8.1L
P0603
Control Module Long Term
Memory Reset
ECM
DTC P0601-P0607, P1600,
P1621, P1627, P1680, P1681,
P1683, or P2610 in Engine
Controls - 6.6L (LLY)
P0604
Control Module Random
Access Memory (RAM)
ECM, PCM
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.3L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.8L, 5.3L, and 6.0L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 6.6L (LLY)
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 8.1L
P0606
Control Module Internal
Performance
PCM
DTC P0601-P0607, P1600,
P1621, P1627, P1680, P1681,
P1683, or P2610 in Engine
Controls - 4.8L, 5.3L, and 6.0L
or
DTC P0601-P0607, P1600,
P1621, P1627, P1680, P1681,
P1683, or P2610 in Engine
Controls - 8.1L
P0608
Vehicle Speed Output
Circuit
PCM
DTC P0608 in Instrument Panel,
Gages, and Console
P0609
Vehicle Speed Output
Circuit 2
PCM
DTC C0235-C0237 or P0609 in
Anti-Lock Brake System
P0611
Fuel Injector Control Module
Performance
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P0612
Fuel Injector Control Module
(FICM) Relay Control
Circuit
ECM
DTC P0612 in Engine Controls -
6.6L (LLY)
P0615 Starter Relay Control Circuit PCM
DTC P0615 in Engine Electrical
P0616
Starter Relay Control Circuit
Low Voltage
SGCM
DTC P0616, P0617, P2617, or
P0725 in Engine Electrical
P0617
Starter Relay Control Circuit
High Voltage
SGCM
DTC P0616, P0617, P2617, or
P0725 in Engine Electrical
P0621
Generator L-Terminal
Circuit
PCM
DTC P0621 in Engine Electrical
P0622 Generator F-Terminal Circuit PCM
DTC P0622 (Gas Engine) or
DTC P0622 (Diesel Engine) in
Engine Electrical
P0641 5-Volt Reference 1 Circuit
PCM
•
DTC P0641 in Engine
Controls - 4.3L
•
DTC P0641 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0641 in Engine
Controls - 8.1L
P0642
5-Volt Reference 1 Circuit
Low Voltage
ECM
DTC P0642 in Engine Controls -
6.6L (LLY)
P0643
5-Volt Reference 1 Circuit
High Voltage
ECM
DTC P0643 in Engine Controls -
6.6L (LLY)
P0650
Malfunction Indicator Lamp
(MIL) Control Circuit
PCM
•
DTC P0650 in Engine
Controls - 4.3L
•
DTC P0650 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0650 in Engine
Controls - 6.6L (LLY)
•
DTC P0650 in Engine
Controls - 8.1L
P0651 5-Volt Reference 2 Circuit
PCM
•
DTC P0651 in Engine
Controls - 4.3L
•
DTC P0651 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P0651 in Engine
Controls - 8.1L
P0652
5-Volt Reference 2 Circuit
Low Voltage
ECM
DTC P0652 in Engine Controls -
6.6L (LLY)
P0653
5-Volt Reference 2 Circuit
High Voltage
ECM
DTC P0653 in Engine Controls -
6.6L (LLY)
P0654 Engine Speed Output Circuit PCM
DTC P0654 in Instrument Panel,
Gages, and Console
P0670
Glow Plug Module Control
Circuit
ECM
DTC P0670 in Engine Controls -
6.6L (LLY)
P0671 Glow Plug 1 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0672 Glow Plug 2 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0673 Glow Plug 3 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0674 Glow Plug 4 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0675 Glow Plug 5 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0676 Glow Plug 6 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0677 Glow Plug 7 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0678 Glow Plug 8 Control Circuit ECM
DTC P0671-P0678 in Engine
Controls - 6.6L (LLY)
P0698
5-Volt Reference 3 Circuit
Low Voltage
ECM
DTC P0698 in Engine Controls -
6.6L (LLY)
P0699
5-Volt Reference 3 Circuit
High Voltage
ECM
DTC P0699 in Engine Controls -
6.6L (LLY)
P0700
Transmission Control
Module (TCM) Requested
MIL Illumination
ECM, TCM
DTC P0700 in Automatic
Transmission - Allison
or
DTC P0700 in Engine Controls -
6.6L (LLY)
P0701
Transmission Control
System Performance
TCM
DTC P0701 in Automatic
Transmission - Allison
P0703 Brake Switch Circuit
TCM
DTC P0703 in Automatic
Transmission - Allison
P0706
Transmission Range (TR)
Switch Performance
PCM
DTC P0706 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0706 in Automatic
Transmission - 4L80-E/4L85-E
P0708
Transmission Range (TR)
Switch Circuit High Voltage
TCM
DTC P0708 in Automatic
Transmission - Allison
PCM
DTC P0711 (M30/M32) or DTC
P0711 (M33 Only) in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0711 in Automatic
Transmission - 4L80-E/4L85-E
P0711
Transmission Fluid
Temperature (TFT) Sensor
Performance
TCM
DTC P0711 in Automatic
Transmission - Allison
PCM
DTC P0712 (M30/M32) or DTC
P0712 (M33 Only) in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0712 in Automatic
Transmission - 4L80-E/4L85-E
P0712
Transmission Fluid
Temperature (TFT) Sensor
Circuit Low Voltage
TCM
DTC P0712 in Automatic
Transmission - Allison
PCM
DTC P0713 (M30/M32) or DTC
P0713 (M33 Only) in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0713 in Automatic
Transmission - 4L80-E/4L85-E
P0713
Transmission Fluid
Temperature (TFT) Sensor
Circuit High Voltage
TCM
DTC P0713 in Automatic
Transmission - Allison
PCM
DTC P0716 in Automatic
Transmission - 4L80-E/4L85-E
P0716
Input Speed Sensor
Performance
TCM
DTC P0716 in Automatic
Transmission - Allison
PCM
DTC P0717 in Automatic
Transmission - 4L80-E/4L85-E
P0717
Input Speed Sensor Circuit
Low Voltage
TCM
DTC P0717 in Automatic
Transmission - Allison
P0719
Brake Switch Circuit Low
Voltage
PCM
DTC P0719 (M30/M32 ) or DTC
P0719 (M33 Only) in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0719 in Automatic
Transmission - 4L80-E/4L85-E
P0721
Output Speed Sensor
Performance
TCM
DTC P0721 in Automatic
Transmission - Allison
P0722
Output Speed Sensor Circuit
Low Voltage
TCM
DTC P0722 in Automatic
Transmission - Allison
P0724
Brake Switch Circuit High
Voltage
PCM
DTC P0724 (M30/M32) or DTC
P0724 (M33 Only) in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0724 in Automatic
Transmission - 4L80-E/4L85-E
P0725
Engine Speed Circuit
SGCM
DTC P0616, P0617, P2617, or
P0725 in Engine Electrical
P0726
Engine Speed Circuit
Performance
TCM
DTC P0726 in Automatic
Transmission - Allison
P0727
Engine Speed No Signal
TCM
DTC P0727 in Automatic
Transmission - Allison
P0730
Incorrect Gear Ratio
PCM
DTC P0730 in Automatic
Transmission - 4L80-E/4L85-E
P0731
Incorrect 1st Gear Ratio
TCM
DTC P0731 in Automatic
Transmission - Allison
P0732
Incorrect 2nd Gear Ratio
TCM
DTC P0732 in Automatic
Transmission - Allison
P0733
Incorrect 3rd Gear Ratio
TCM
DTC P0733 in Automatic
Transmission - Allison
P0734
Incorrect 4th Gear Ratio
TCM
DTC P0734 in Automatic
Transmission - Allison
P0735
Incorrect 5th Gear Ratio
TCM
DTC P0735 in Automatic
Transmission - Allison
P0736
Incorrect Reverse Ratio
TCM
DTC P0736 in Automatic
Transmission - Allison
P0740
Torque Converter Clutch
(TCC) Enable Solenoid
Control Circuit
PCM
DTC P0740 in Automatic
Transmission - 4L60-E/4L65-E
P0741
Torque Converter Clutch
(TCC) System - Stuck Off
PCM, TCM
•
DTC P0741 in Automatic
Transmission - 4L60-
E/4L65-E
•
DTC P0741 in Automatic
Transmission - 4L80-
E/4L85-E
•
DTC P0741 in Automatic
Transmission - Allison
P0742
Torque Converter Clutch
(TCC) System - Stuck On
PCM, TCM
•
DTC P0742 in Automatic
Transmission - 4L60-
E/4L65-E
•
DTC P0742 in Automatic
Transmission - 4L80-
E/4L85-E
•
DTC P0742 in Automatic
Transmission - Allison
P0743
Torque Converter Clutch
(TCC) Enable Solenoid
Control Circuit
TCM
DTC P0743 in Automatic
Transmission - Allison
P0746
Clutch Pressure Control (PC)
Solenoid 1 - Stuck Off
TCM
DTC P0746 in Automatic
Transmission - Allison
P0747
Clutch Pressure Control (PC)
Solenoid 1 - Stuck On
TCM
DTC P0747 in Automatic
Transmission - Allison
P0748
Pressure Control (PC)
Solenoid Control Circuit
PCM, TCM
•
DTC P0748 in Automatic
Transmission - 4L60-
E/4L65-E
•
DTC P0748 in Automatic
Transmission - 4L80-
E/4L85-E
•
DTC P0748 in Automatic
Transmission - Allison
P0751
1-2 Shift Solenoid (SS)
Valve Performance - No
First or Fourth Gear
PCM
DTC P0751 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0751 in Automatic
Transmission - 4L80-E/4L85-E
P0752
1-2 Shift Solenoid (SS) PCM
DTC P0752 in Automatic
Valve Performance - No
Second or Third Gear
Transmission - 4L60-E/4L65-E
or
DTC P0752 in Automatic
Transmission - 4L80-E/4L85-E
P0753
1-2 Shift Solenoid (SS)
Control Circuit
PCM
DTC P0753 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0753 in Automatic
Transmission - 4L80-E/4L85-E
P0756
2-3 Shift Solenoid (SS)
Valve Performance - No
First or Second Gear
PCM
DTC P0756 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0756 in Automatic
Transmission - 4L80-E/4L85-E
P0757
2-3 Shift Solenoid (SS)
Valve Performance - No
Third or Fourth Gear
PCM
DTC P0757 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0757 in Automatic
Transmission - 4L80-E/4L85-E
P0758
2-3 Shift Solenoid (SS)
Control Circuit
PCM
DTC P0758 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0758 in Automatic
Transmission - 4L80-E/4L85-E
P0763
Shift Solenoid (SS) 3 Control
Circuit High Voltage
TCM
DTC P0763 in Automatic
Transmission - Allison
P0768
Shift Solenoid (SS) 4 Control
Circuit High Voltage
TCM
DTC P0768 in Automatic
Transmission - Allison
P0773
Torque Converter Clutch
(TCC) Enable Solenoid
Control Circuit
TCM
DTC P0773 in Automatic
Transmission - Allison
P0776
Clutch Pressure Control (PC)
Solenoid 2 - Stuck Off
TCM
DTC P0776 in Automatic
Transmission - Allison
P0777
Clutch Pressure Control (PC)
Solenoid 2 - Stuck On
TCM
DTC P0777 in Automatic
Transmission - Allison
P0778
Pressure Control Solenoid
"B" Electrical
TCM
DTC P0778 in Automatic
Transmission - Allison
P0785
3-2 Shift Solenoid (SS)
Control Circuit
PCM
DTC P0785 in Automatic
Transmission - 4L60-E/4L65-E
P0802
Transmission Control
Module (TCM) MIL Request
Circuit
ECM, PCM
DTC P0802 in Engine Controls -
6.6L (LLY)
or
DTC P0802 in Engine Controls -
8.1L
P0833
Clutch Pedal Switch 2
Circuit
ECM, PCM
•
DTC P0833 in Manual
Transmission - NV 3500
•
DTC P0833 in Manual
Transmission - NV 4500
•
DTC P0833 (8.1L) or
DTC P0833 (6.6L) in
Manual Transmission -
ZF S6-650
P0840
Pressure Switch C Circuit
Malfunction
TCM
DTC P0840 in Automatic
Transmission - Allison
P0841
Pressure Switch C Stuck
Open
TCM
DTC P0841 in Automatic
Transmission - Allison
P0842
Pressure Switch C Circuit
Low/Stuck Closed
TCM
DTC P0842 in Automatic
Transmission - Allison
P0843
Pressure Switch C Circuit
High
TCM
DTC P0843 in Automatic
Transmission - Allison
P0845
Pressure Switch D Circuit
Malfunction
TCM
DTC P0845 in Automatic
Transmission - Allison
P0846
Pressure Switch Solenoid D
Circuit Stuck Open
TCM
DTC P0846 in Automatic
Transmission - Allison
P0847
Pressure Switch D Circuit
Stuck Closed
TCM
DTC P0847 in Automatic
Transmission - Allison
P0848
Pressure Switch D Circuit
High
TCM
DTC P0848 in Automatic
Transmission - Allison
P0856
Traction Control Torque
Request Circuit
PCM
DTC C0298 or P0856 in Anti-
Lock Brake System
P0870
Pressure Switch E Circuit
Malfunction
TCM
DTC P0870 in Automatic
Transmission - Allison
P0871
Pressure Switch Solenoid E
Circuit Stuck Open
TCM
DTC P0871 in Automatic
Transmission - Allison
P0872
Pressure Switch Solenoid E
Circuit Low/Stuck Closed
TCM
DTC P0872 in Automatic
Transmission - Allison
P0873
Pressure Switch E Circuit
High
TCM
DTC P0873 in Automatic
Transmission - Allison
P0875
Reverse Pressure Switch
Circuit Malfunction
TCM
DTC P0875 in Automatic
Transmission - Allison
P0876
Reverse Pressure Switch
Circuit Stuck Open
TCM
DTC P0876 in Automatic
Transmission - Allison
P0880
TCM Power Input Signal
TCM
DTC P0880 in Automatic
Transmission - Allison
P0894
Transmission Component
Slipping
PCM
DTC P0894 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P0894 in Automatic
Transmission - 4L80-E/4L85-E
P0A0A
High Voltage System
Interlock Circuit
SGCM
DTC P0A0A in Power Outlets
P0A01
Starter/Generator Control
Module Coolant
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
Temperature Sensor 1
Performance
P1A78, or P1A79 in Engine
Cooling
P0A02
Starter/Generator Control
Module Coolant
Temperature Sensor 1 Circuit
Low Voltage
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P0A03
Starter/Generator Control
Module Coolant
Temperature Sensor 1 Circuit
High Voltage
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P0A06
Starter/Generator Control
Module Coolant Pump Relay
Control Circuit Low Voltage
SGCM
DTC P0A06 or P0A07 in Engine
Cooling
P0A07
Starter/Generator Control
Module Coolant Pump Relay
Control Circuit High Voltage
SGCM
DTC P0A06 or P0A07 in Engine
Cooling
P0A1D
HCM System Fault
HCM
DTC P0A1D in Engine Electrical
P0A3E
Starter/Generator Control
Module Overtemperature
SGCM
DTC P0A3E in Engine Cooling
P0A27
Hybrid Battery Pack Relay
Feedback Circuit
ESCM
DTC P0A27 or P1A58 in Engine
Electrical
P0A7E
Hybrid Battery Pack
Overtemperature
HCM
DTC P0A7E in Engine Electrical
P0A7F
Hybrid Battery Pack Life
HCM
DTC P0A7F in Engine Electrical
P0A82
Hybrid Battery Pack Cooling
Fan Stuck Off
HCM
DTC P0A82 in Engine Electrical
P0A83
Hybrid Battery Pack Cooling
Fan Stuck On
HCM
DTC P0A83 in Engine Electrical
P0A88
14-Volt Power Module
Current Sensor Circuit Low
Current
HCM
DTC P0A88 in Engine Electrical
P0A89
14-Volt Power Module
Current Sensor Circuit High
Current
HCM
DTC P0A89 in Engine Electrical
P0A8B
14-Volt Power Module
System Voltage
SGCM
DTC P0A8B in Engine Electrical
P0A8E
14-Volt Power Module
System Voltage High
HCM
DTC P0A8E in Engine Electrical
P1093
Fuel Rail Pressure Low
During Power Enrichment
ECM
DTC P1093 in Engine Controls -
6.6L (LLY)
P1094
Fuel Rail Pressure Low
During Idle or Decel Fuel
Cut-Off (DFCO)
PCM
DTC P1094 in Engine Controls -
8.1L
P1106
Manifold Absolute Pressure
(MAP) Sensor Circuit
Intermittent High Voltage
PCM
•
DTC P1106 in Engine
Controls - 4.3L
•
DTC P1106 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1106 in Engine
Controls - 8.1L
P1107
Manifold Absolute Pressure
(MAP) Sensor Circuit
Intermittent Low Voltage
PCM
•
DTC P1107 in Engine
Controls - 4.3L
•
DTC P1107 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1107 in Engine
Controls - 8.1L
P1111
Intake Air Temperature
(IAT) Sensor Circuit
Intermittent High Voltage
PCM
•
DTC P1111 in Engine
Controls - 4.3L
•
DTC P1111 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1111 in Engine
Controls - 8.1L
P1112
Intake Air Temperature
(IAT) Sensor Circuit
Intermittent Low Voltage
PCM
•
DTC P1112 in Engine
Controls - 4.3L
•
DTC P1112 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1112 in Engine
Controls - 8.1L
P1114
Engine Coolant Temperature
(ECT) Sensor Circuit
Intermittent Low Voltage
PCM
•
DTC P1114 in Engine
Controls - 4.3L
•
DTC P1114 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1114 in Engine
Controls - 8.1L
P1115
Engine Coolant Temperature
(ECT) Sensor Circuit
Intermittent High Voltage
PCM
•
DTC P1115 in Engine
Controls - 4.3L
•
DTC P1115 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1115 in Engine
Controls - 8.1L
P1121
Throttle Position (TP) Sensor
Circuit Intermittent High
Voltage
PCM
DTC P1121 in Engine Controls -
4.3L
P1122
Throttle Position (TP) Sensor PCM
DTC P1122 in Engine Controls -
Circuit Intermittent Low
Voltage
4.3L
P1125
Accelerator Pedal Position
(APP) System
ECM, PCM
•
DTC P1125 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1125 in Engine
Controls - 6.6L (LLY)
•
DTC P1125 in Engine
Controls - 8.1L
P1133
HO2S Insufficient Switching
Bank 1 Sensor 1
PCM
•
DTC P1133 or P1153 in
Engine Controls - 4.3L
•
DTC P1133 or P1153 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P1133 or P1153 in
Engine Controls - 8.1L
P1134
HO2S Transition Time Ratio
Bank 1 Sensor 1
PCM
•
DTC P1134 or P1154 in
Engine Controls - 4.3L
•
DTC P1134 or P1154 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P1134 or P1154 in
Engine Controls - 8.1L
P1153
HO2S Insufficient Switching
Bank 2 Sensor 1
PCM
•
DTC P1133 or P1153 in
Engine Controls - 4.3L
•
DTC P1133 or P1153 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P1133 or P1153 in
Engine Controls - 8.1L
P1154
HO2S Transition Time Ratio
Bank 2 Sensor 1
PCM
•
DTC P1134 or P1154 in
Engine Controls - 4.3L
•
DTC P1134 or P1154 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P1134 or P1154 in
Engine Controls - 8.1L
P1223
Injector 1 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1226
Injector 2 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1229
Injector 3 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1232
Injector 4 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1235
Injector 5 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1238
Injector 6 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1241
Injector 7 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1244
Injector 8 Output Circuit
ECM
DTC P1223, P1226, P1229,
P1232, P1235, P1238, P1241, or
P1244 in Engine Controls - 6.6L
(LLY)
P1258
Engine Coolant
Overtemperature - Protection
Mode Active
PCM
DTC P1258 in Engine Cooling
P1293
Injector Circuit Low to High
Current Transition Time
Bank 1
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1294
Injector Circuit Low to High
Current Transition Time
Bank 2
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1295
Injector Circuit Low to Low
Current Transition Time
Bank 1
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1296
Injector Circuit Low to Low
Current Transition Time
Bank 2
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1380
Misfire Detected - Rough
Road Data Not Available
PCM
•
DTC P1380 in Engine
Controls - 4.3L
•
DTC P1380 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1380 in Engine
Controls - 8.1L
P1381
Misfire Detected - No
Communication With Brake
Control Module
PCM
•
DTC P1381 in Engine
Controls - 4.3L
•
DTC P1381 in Engine
Controls - 4.8L, 5.3L, and
6.0L
•
DTC P1381 in Engine
Controls - 8.1L
P1404
Exhaust Gas Recirculation
(EGR) Closed Position
Performance
ECM
DTC P1404 in Engine Controls -
6.6L (LLY)
P1516
Throttle Actuator Control
(TAC) Module Throttle
Actuator Position
Performance
PCM
DTC P1516 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P1516 in Engine Controls -
8.1L
P1550
Fuel Injector Control Module
System Voltage
ECM
DTC P1550 in Engine Controls -
6.6L (LLY)
P1571
Transmission Torque
Request Circuit
TCM
DTC P1571 in Automatic
Transmission - Allison
P1574
Stop Lamp Switch Circuit
PCM
DTC P1574 in Cruise Control
P1621
Control Module Long Term
Memory Performance
ECM
DTC P0601-P0607, P1600,
P1621, P1627, P1680, P1681,
P1683, or P2610 in Engine
Controls - 6.6L (LLY)
P1626
Theft Deterrent Fuel Enable
Signal Lost
PCM
DTC P1626 in Theft Deterrent
P1631
Theft Deterrent Fuel Enable
Signal Not Correct
PCM
DTC P1631 in Theft Deterrent
P1637
Generator L-Terminal
Circuit Low Voltage
HCM
DTC P1637 in Engine Electrical
P1638
Generator F-Terminal Circuit HCM
DTC P1638 in Engine Electrical
P1644
Traction Control Delivered
Torque Output Circuit
PCM
DTC C0287, P1644, or P1689 in
Anti-Lock Brake System
P1658
Fuel Injector Control Module
Driver Performance
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1687
Fuel Injector Control Module
Driver Stuck On
ECM
DTC P0611, P1293, P1294,
P1295, P1296, P1658, or P1687
in Engine Controls - 6.6L (LLY)
P1688
Unmanaged Engine Torque
Signal Delivered to TCM
TCM
DTC P1688 in Automatic
Transmission - Allison
P1689
Traction Control Delivered
Torque Output Circuit
PCM
DTC C0287, P1644, or P1689 in
Anti-Lock Brake System
P1779
Torque Delivered Signal
TCM
DTC P1779 in Automatic
Transmission - Allison
P1810
Transmission Fluid Pressure PCM
DTC P1810 in Automatic
(TFP) Position Switch
Circuit
Transmission - 4L60-E/4L65-E
or
DTC P1810 in Automatic
Transmission - 4L80-E/4L85-E
P1A00
Battery Energy Control
Module Reset
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A01
Battery Energy Control
Module Long Term Memory
Performance
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A02
Battery Energy Control
Module Loop Overrun
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A03
Battery Energy Control
Module Options Incorrect
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A04
Battery Energy Control
Module Programming Read
Only Memory (ROM)
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A05
Battery Energy Control
Module Random Access
Memory (RAM)
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A06
Battery Energy Control
Module Read Only Memory
(ROM)
ESCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A07
Battery Energy Control
Module 5-Volt Reference
Circuit
HCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A08
Battery Energy Control
Module Stack Overrun
HCM
DTC P1A00, P1A01, P1A02,
P1A03, P1A04, P1A05, P1A06,
P1A07, or P1A08 in Engine
Electrical
P1A10
Hybrid Battery 1
Temperature Sensor
Performance
HCM
DTC P1A10, P1A13 or P1A16 in
Engine Electrical
P1A11
Hybrid Battery 1
Temperature Sensor Circuit
Low Voltage
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
Engine Electrical
P1A12
Hybrid Battery 1
Temperature Sensor Circuit
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
High Voltage
Engine Electrical
P1A13
Hybrid Battery 2
Temperature Sensor
Performance
HCM
DTC P1A10, P1A13 or P1A16 in
Engine Electrical
P1A14
Hybrid Battery 2
Temperature Sensor Circuit
Low Voltage
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
Engine Electrical
P1A15
Hybrid Battery 2
Temperature Sensor Circuit
High Voltage
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
Engine Electrical
P1A16
Hybrid Battery 3
Temperature Sensor
Performance
HCM
DTC P1A10, P1A13 or P1A16 in
Engine Electrical
P1A17
Hybrid Battery 3
Temperature Sensor Circuit
Low Voltage
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
Engine Electrical
P1A18
Hybrid Battery 3
Temperature Sensor Circuit
High Voltage
HCM
DTC P1A11, P1A12, P1A14,
P1A15, P1A17 or P1A18 in
Engine Electrical
P1A22
Hybrid Battery 1 Circuit
Low Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A23
Hybrid Battery 1 Circuit
High Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A26
Hybrid Battery 1 Voltage
Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A27
Hybrid Battery 1 Voltage
Very Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A28
Hybrid Battery 1 Voltage
High
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A29
Hybrid Battery 2 Circuit
Low Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A2A
Hybrid Battery 2 Circuit
High Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A2D
Hybrid Battery 2 Voltage
Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A2E
Hybrid Battery 2 Voltage
Very Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A2F
Hybrid Battery 2 Voltage
High
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A30
Hybrid Battery 3 Circuit
Low Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A31
Hybrid Battery 3 Circuit
High Voltage
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A34
Hybrid Battery 3 Voltage
Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A35
Hybrid Battery 3 Voltage
Very Low
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A36
Hybrid Battery 3 Voltage
High
HCM
DTC P1A22, P1A23, P1A26,
P1A27, P1A28, P1A29, P1A2A,
P1A2D, P1A2E, P1A2F P1A30,
P1A31, P1A34, P1A35 or P1A36
in Engine Electrical
P1A4A
Hybrid Battery Current
Sensor Circuit
HCM
DTC P1A4A, P1A4B, P1A4C, or
P1A4D in Engine Electrical
P1A4B
Hybrid Battery Current
Sensor Performance
HCM
DTC P1A4A, P1A4B, P1A4C, or
P1A4D in Engine Electrical
P1A58
Hybrid Battery Pack Relay
Open
ESCM
DTC P0A27 or P1A58 in Engine
Electrical
P1A64
Starter/Generator Control
Module Reset
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A65
Starter/Generator Control
Module Long Term Memory
Performance
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A66
Starter/Generator Control
Module Loop Overrun
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A67
Starter/Generator Control
Module Options Incorrect
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A68
Starter/Generator Control
Module Programming Read
Only Memory (ROM)
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A69
Starter/Generator Control
Module Random Access
Memory (RAM)
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A6A
Starter/Generator Control
Module Read Only Memory
(ROM)
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A6B
Starter/Generator Control
Module 5-Volt Reference
Circuit
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A6C
SGCM Service Calibration
Fault
ESCM
DTC P1A6C in Engine Electrical
P1A75
Starter/Generator Control
Module Coolant
Temperature Sensor 2
Performance
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P1A76
Starter/Generator Control
Module Coolant
Temperature Sensor 2 Circuit
Low Voltage
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P1A77
Starter/Generator Control
Module Coolant
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
Temperature Sensor 2 Circuit
High Voltage
P1A78, or P1A79 in Engine
Cooling
P1A78
Starter/Generator Control
Module Coolant
Temperature Sensor 3
Performance
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P1A79
Starter/Generator Control
Module Coolant
Temperature Sensor 3 Circuit
Low Voltage
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P1A7A
Starter/Generator Control
Module Coolant
Temperature Sensor 3 Circuit
High Voltage
SGCM
DTC P0A01, P0A02, P0A03,
P1A7A, P1A75, P1A76, P1A77,
P1A78, or P1A79 in Engine
Cooling
P1A7E
Starter/Generator Control
Module Overtemperature -
High Voltage System
Disabled
SGCM
DTC P1A7E in Engine Cooling
P1A7F
Starter/Generator Control
Module Coolant Level
Sensor 1 Low Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A80
Starter/Generator Control
Module Coolant Level
Sensor 1 High Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A81
Starter/Generator Control
Module Coolant Level
Sensor 2 Low Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A82
Starter/Generator Control
Module Coolant Level
Sensor 2 High Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A83
Starter/Generator Control
Module Coolant Level
Sensor 3 Low Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A84
Starter/Generator Control
Module Coolant Level
Sensor 3 High Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A85
Starter/Generator Control
Module Coolant Level
Sensor 4 Low Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A86
Starter/Generator Control
Module Coolant Level
Sensor 4 High Voltage
SGCM
DTC P1A7F, P1A80, P1A81,
P1A82, P1A83, P1A84, P1A85,
or P1A86 in Engine Cooling
P1A87
Low Starter/Generator
Control Module Coolant
Level
SGCM
DTC P1A87 in Engine Cooling
P1A93
14-Volt Power Module Stuck
Off
HCM
DTC P1A93 or P1A94 in Engine
Electrical
P1A94
14-Volt Power Module Stuck HCM
DTC P1A93 or P1A94 in Engine
On
Electrical
P1A95
DC/DC Converter Stuck in
14-42 Volt Direction
HCM
DTC P1A95 or P1A96 in Engine
Electrical
P1A96
DC/DC Converter Stuck in
42-14 Volt Direction
HCM
DTC P1A95 or P1A96 in Engine
Electrical
P1A97
Starter/Generator Control
Module Hybrid Battery
Voltage Sensor Circuit Low
Voltage
SGCM
DTC P1A97, P1A98, P1A99 or
P1A9A in Engine Electrical
P1A98
Starter/Generator Control
Module Hybrid Battery
Voltage Sensor Circuit High
Voltage
SGCM
DTC P1A97, P1A98, P1A99 or
P1A9A in Engine Electrical
P1A99
Starter/Generator Control
Module Hybrid Battery
Current Sensor Circuit Low
Current.
SGCM
DTC P1A97, P1A98, P1A99 or
P1A9A in Engine Electrical
P1AA9
Starter/Generator Control
Module Hybrid Battery
Current Sensor Circuit High
Current
HCM
DTC P1AA9 in Engine Electrical
P1AAA
Starter/Generator Phase W
Current Sensor Performance
HCM
DTC P1AAA in Engine
Electrical
P1AAB
Starter/Generator Phase U
Circuit
HCM
DTC P1AAB in Engine Electrical
P1AAC
Starter/Generator Phase V
Circuit
HCM
DTC P1AAC in Engine Electrical
P1AAD
Starter/Generator Phase W
Circuit
HCM
DTC P1AAD in Engine
Electrical
P1AAE
Starter/Generator Phase U-
V-W Correlation
HCM
DTC P1AAE in Engine Electrical
P1AB2
Hybrid System Voltage
HCM
DTC P1AB2, P1A64, P1A65,
P1A66, P1A67, P1A68, P1A69,
P1A6A, or P1A6B in Engine
Electrical
P1A9A
Starter/Generator Control
Module Hybrid Battery
Current Sensor Circuit Low
Current
SGCM
DTC P1A97, P1A98, P1A99 or
P1A9A in Engine Electrical
P1AC0
Starter/Generator Control
Module Output Circuit
SGCM
DTC P1AC0 in Engine Cooling
P1AC1
Starter/Generator Control
Module Cooling Fan Relay
Control Circuit Low Voltage
SGCM
DTC P1AC1 or P1AC2 in Engine
Cooling
P1AC2
Starter/Generator Control
Module Cooling Fan Relay
Control Circuit High Voltage
SGCM
DTC P1AC1 or P1AC2 in Engine
Cooling
P1AC9
HCM Service Calibration
Fault
HCM
DTC P1AC9 in Engine Electrical
P2066
Fuel Level Sensor 2
Performance
PCM
DTC P2066 in Instrument Panel,
Gages, and Console
P2067
Fuel Level Sensor 2 Circuit
Low Voltage
PCM
DTC P2067 in Instrument Panel,
Gages, and Console
P2068
Fuel Level Sensor 2 Circuit
High Voltage
PCM
DTC P2068 in Instrument Panel,
Gages, and Console
P2101
Control Module Throttle
Actuator Position
Performance
PCM
DTC P2101 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2101 in Engine Controls -
8.1L
P2108
Throttle Actuator Control
(TAC) Module Performance
PCM
DTC P2108 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2108 in Engine Controls -
8.1L
P2120
Accelerator Pedal Position
(APP) Sensor 1 Circuit
PCM
DTC P2120 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2120 in Engine Controls -
8.1L
P2121
Accelerator Pedal Position
(APP) Sensor 1 Performance
PCM
DTC P2121 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2121 in Engine Controls -
8.1L
P2122
Accelerator Pedal Position
(APP) Sensor 1 Circuit Low
Voltage
ECM
DTC P2122 in Engine Controls -
6.6L (LLY)
P2123
Accelerator Pedal Position
(APP) Sensor 1 Circuit High
Voltage
ECM
DTC P2123 in Engine Controls -
6.6L (LLY)
P2125
Accelerator Pedal Position
(APP) Sensor 2 Circuit
PCM
DTC P2125 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2125 in Engine Controls -
8.1L
P2127
Accelerator Pedal Position
(APP) Sensor 2 Circuit Low
Voltage
ECM
DTC P2127 in Engine Controls -
6.6L (LLY)
P2128
Accelerator Pedal Position
(APP) Sensor 2 Circuit High
Voltage
ECM
DTC P2128 in Engine Controls -
6.6L (LLY)
P2132
Accelerator Pedal Position
(APP) Sensor 3 Circuit Low
Voltage
ECM
DTC P2132 in Engine Controls -
6.6L (LLY)
P2133
Accelerator Pedal Position
(APP) Sensor 3 Circuit High
Voltage
ECM
DTC P2133 in Engine Controls -
6.6L (LLY)
P2135
Throttle Position (TP) Sensor
1-2 Correlation
PCM
DTC P2135 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2135 in Engine Controls -
8.1L
P2138
Accelerator Pedal Position
(APP) Sensor 1-2
Correlation
ECM
DTC P2138 in Engine Controls -
6.6L (LLY)
P2139
Accelerator Pedal Position
(APP) Sensor 1-3
Correlation
ECM
DTC P2139 in Engine Controls -
6.6L (LLY)
P2140
Accelerator Pedal Position
(APP) Sensor 2-3
Correlation
ECM
DTC P2140 in Engine Controls -
6.6L (LLY)
P2146
Injector Positive Voltage
Relay Control Circuit Group
1
ECM
DTC P2146 in Engine Controls -
6.6L (LLY)
P2149
Injector Positive Voltage
Relay Control Circuit Group
2
ECM
DTC P2149 in Engine Controls -
6.6L (LLY)
P2227
Barometric Pressure (BARO)
Sensor Performance
ECM
DTC P2227 in Engine Controls -
6.6L (LLY)
P2228
Barometric Pressure (BARO)
Sensor Circuit Low Voltage
ECM
DTC P2228 in Engine Controls -
6.6L (LLY)
P2229
Barometric Pressure (BARO)
Sensor Circuit High Voltage
ECM
DTC P2229 in Engine Controls -
6.6L (LLY)
P2563
Turbocharger Vane Control
Position Sensor Performance
ECM
DTC P2563 in Engine Controls -
6.6L (LLY)
P2564
Turbocharger Vane Control
Position Sensor Circuit Low
Voltage
ECM
DTC P2564 in Engine Controls -
6.6L (LLY)
P2565
Turbocharger Vane Control
Position Sensor Circuit High
Voltage
ECM
DTC P2565 in Engine Controls -
6.6L (LLY)
P2610
Control Module Ignition Off
Timer Performance
ECM, PCM
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.3L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 4.8L, 5.3L, and 6.0L
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 6.6L (LLY)
•
DTC P0601-P0607,
P1600, P1621, P1627,
P1680, P1681, P1683, or
P2610 in Engine Controls
- 8.1L
P2617
Crankshaft Position Signal
Output Circuit
SGCM
DTC P0616, P0617, P2617, or
P0725 in Engine Electrical
Fuel Pump 2 Flow
Insufficient
ECM
DTC P2636 in Engine Controls -
6.6L (LLY)
P2636
Fuel Transfer Pump Flow
Insufficient
PCM
DTC P2636 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC P2636 in Engine Controls -
8.1L
P2761
Torque Converter Clutch
(TCC) Pressure Control (PC)
Solenoid Control Circuit
PCM
DTC P2761 in Automatic
Transmission - 4L60-E/4L65-E
or
DTC P2761 in Automatic
Transmission - 4L80-E/4L85-E
PCM
DTC P2771 in Automatic
Transmission - 4L60-E/4L65-E
or DTC P2771 in Automatic
Transmission - 4L80-E/4L85-E
P2771
Four Wheel Drive (4WD)
Low Switch Circuit
TCM
DTC P2771 in Automatic
Transmission - Allison
P2796
Auxiliary Transmission Fluid
Pump Relay Control Circuit
PCM
DTC P2796 (M33 Only) in
Automatic Transmission - 4L60-
E/4L65-E
P2797
Auxiliary Transmission Fluid
Pump Performance
PCM
DTC P2797 (M33 Only) in
Automatic Transmission - 4L60-
E/4L65-E
P2810
Pressure Control Solenoid
"G" Electrical
TCM
DTC P2810 in Automatic
Transmission - Allison
P2A01
HO2S Performance Bank 1
Sensor 2
PCM
•
DTC P2A01 or P2A04 in
Engine Controls - 4.3L
•
DTC P2A01 or P2A04 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P2A01 or P2A04 in
Engine Controls - 8.1L
P2A04
HO2S Performance Bank 2
Sensor 2
PCM
•
DTC P2A01 or P2A04 in
E
i
C
t l
4 3L
Engine Controls - 4.3L
•
DTC P2A01 or P2A04 in
Engine Controls - 4.8L,
5.3L, and 6.0L
•
DTC P2A01 or P2A04 in
Engine Controls - 8.1L
U0073
High Speed CAN
Communication Bus
ECM, TCM
DTC U0073 in
Computer/Integrating Systems
U0100
Lost Communications with
Engine Control Module
(ECM)
TCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0101
Lost Communication With
Transmission Control
Module (TCM)
ECM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0105
Lost Communication With
Fuel Injector Control Module
(FICM)
ECM, TCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0106
Lost Communication With
Glow Plug Control Module
(GPCM)
ECM, TCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0107
Lost Communication with
Throttle Actuator Control
(TAC) Module
PCM
DTC U0107 in Engine Controls -
4.8L, 5.3L, and 6.0L
or
DTC U0107 in Engine Controls -
8.1L
U0111
Lost Communication With
Energy Storage Control
Module (ESCM)
PCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0120
Lost Communication With
Starter/Generator Control
Module (SGCM)
PCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0131
Lost Communication With
Power Steering Control
Module (PSCM)
PCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U0293
Lost Communication With
Hybrid Control Module
(HCM)
PCM
DTC U0100-U0299 (Diesel
Engine) or DTC U0100-U0299
(HP2) in Computer/Integrating
Systems
U1000
Class 2 Data Link
Malfunction
Audio Amplifier, BCM,
DDM, DRR, DSM, EBCM,
DTC U1000 in
Computer/Integrating Systems
ECM/PCM, GBCM, HVAC
Control Module, IPC, PDM,
Radio, RWSCM, CDX. RSA,
RSE, SDM, TCM, Theft
Deterrent Control Module,
TCSCM, VCIM
U1016
Lost Communications With
ECM/PCM
Audio Amplifier, BCM,
DDM, DRR, DSM, EBCM,
GBCM, HVAC Control
Module, IPC, PDM, Radio,
RWSCM, SDM, TCM,
TCSCM, VCIM
DTC U1001-U1254 in
Computer/Integrating Systems
U1022
Lost Communications With
Regulated Voltage Controller
(RVC)
PCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1023
Lost Communications With
Hybrid Module Control
(HCM)
HVAC Control Module
DTC U1001-U1254 in
Computer/Integrating Systems
U1024
Lost Communications With
Transmission Control
Module (TCM)
BCM, IPC, PCM, RADIO,
RWSCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1026
Lost Communications With
Transfer Case Shift Control
Module (TCSCM)
BCM, EBCM, ECM/PCM,
IPC, RWSCM, SDM, TCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1041
Lost Communications With
Electronic Brake Control
Module (EBCM)
BCM, DDM, ECM/PCM,
SDM, TCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1048
Lost Communications With
Rear Wheel Steering Control
Module (RWSCM)
EBCM, ECM, IPC, PCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1064
Lost Communications With
Body Control Module
(BCM)
DDM, EBCM, ECM/PCM,
GBCM, HVAC Control
Module, IPC, PDM, Radio,
SDM, TCSCM, VCIM
DTC U1001-U1254 in
Computer/Integrating Systems
U1088
Lost Communications With
Inflatable Restraint Sensing
and Diagnostic Module
(SDM)
BCM, IPC, VCIM
DTC U1001-U1254 in
Computer/Integrating Systems
U1096
Lost Communications With
Instrument Panel Cluster
(IPC)
BCM, IPC, SDM
DTC U1001-U1254 in
Computer/Integrating Systems
U1128
Lost Communications With
Radio
Audio Amplifier, CDX,
VCIM
DTC U1001-U1254 in
Computer/Integrating Systems
U1129
Lost Communications With
Audio Amplifier (AMP)
DRR, Radio, VCIM
DTC U1001-U1254 in
Computer/Integrating Systems
U1130
Lost Communications With
Remote Playback Device -
CD Player (CDX)
Audio Amplifier, Radio
DTC U1001-U1254 in
Computer/Integrating Systems
U1137
Lost Communications With
Digital Radio Receiver
(DRR)
Audio Amplifier, BCM, IPC,
Radio
DTC U1001-U1254 in
Computer/Integrating Systems
U1151
Lost Communications With
Communication Interface
Module (OnStar(R))
Audio Amplifier, BCM, IPC,
Radio
DTC U1001-U1254 in
Computer/Integrating Systems
U1152
Lost Communications With
HVAC Control Module
BCM, GBCM
DTC U1001-U1254 in
Computer/Integrating Systems
U1154
Lost Communications With
Rear Seat Entertainment
(RSE) Assembly
BCM, Radio
DTC U1001-U1254 in
Computer/Integrating Systems
U1160
Lost Communications With
Driver Door Module (DDM)
BCM, DSM, FPDM
DTC U1001-U1254 in
Computer/Integrating Systems
U1161
Lost Communications With
Passenger Door Module
(PDM)
BCM, DDM, DSM
DTC U1001-U1254 in
Computer/Integrating Systems
U1166
Lost Communications With
Memory Seat Module
(MSM)
BCM, DDM
DTC U1001-U1254 in
Computer/Integrating Systems
U1167
Lost Communications With
Rear Seat Audio Controller
(RSA)
Audio Amplifier, BCM,
DRR, IPC, Radio
DTC U1001-U1254 in
Computer/Integrating Systems
U1241
Lost Communication With
Scan Tool
SDM
DTC U1241 in SIR
U1300
Class 2 Data Link Low
DRR, EBCM, ECM/PCM,
HVAC Control Module, IPC,
Radio, RWSCM, CDX, RSA,
RSE, SDM, TCM, Theft
Deterrent Control Module,
TCSCM, VCIM
DTC U1300, U1301, or U1305 in
Computer/Integrating Systems
U1301
Class 2 Data Link High
DRR, EBCM, ECM/PCM,
HVAC Control Module, IPC,
Radio, RWSCM, CDX, RSA,
RSE, SDM, TCM, Theft
Deterrent Control Module,
TCSCM, VCIM
DTC U1300, U1301, or U1305 in
Computer/Integrating Systems
U1305
Class 2 Data Link Low or
High
Audio Amplifier, BCM,
DDM, GBCM, PDM, MSM
DTC U1300, U1301, or U1305 in
Computer/Integrating Systems
U1500
Inter-device Dedicated Bus
Malfunction
OnStar(R), VCIM
DTC U1500 in Cellular
Communication
U1881
Electro-Hydraulic Power
Steering (EHPS) Module
Lost Communication With
Energy Storage Control
Module (ESCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1882
Energy Storage Control
Module (ESCM) Lost
Communication With
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
Electro-Hydraulic Power
Steering (EHPS) Module
U1883
Hybrid Control Module
(HCM) Lost Communication
With Driver Door Module
(DDM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1884
Hybrid Control Module
(HCM) Lost Communication
With Passenger Door
Module (PDM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1885
Energy Storage Control
Module (ESCM) Lost
Communication With Hybrid
Control Module (HCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1886
Energy Storage Control
Module (ESCM) Lost
Communication With
Powertrain Control Module
(PCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1887
Energy Storage Control
Module (ESCM) Lost
Communication With
Starter/Generator Control
Module (SGCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1888
Hybrid Control Module
(HCM) Lost Communication
With Energy Storage Control
Module (ESCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1889
Hybrid Control Module
(HCM) Lost Communication
With Body Control Module
(BCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1890
Hybrid Control Module
(HCM) Lost Communication
With HVAC Control Module
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1891
Hybrid Control Module
(HCM) Lost Communication
With Instrument Panel
Cluster (IPC)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1892
Hybrid Control Module
(HCM) Lost Communication
With Electro-Hydraulic
Power Steering (EHPS)
Module
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1893
Hybrid Control Module
(HCM) Lost Communication
With Powertrain Control
Module (PCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1894
Hybrid Control Module
(HCM) Lost Communication
With Starter/Generator
Control Module (SGCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1895
Electro-Hydraulic Power
Steering Module (EHPS)
Lost Communication With
Powertrain Control Module
(PCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1896
Electro-Hydraulic Power
Steering Module (EHPS)
Lost Communication With
Starter/Generator Control
Module (SGCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1897
Starter/Generator Control
Module (SGCM) Lost
Communication With Energy
Storage Control Module
(ESCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1898
Starter/Generator Control
Module (SGCM) Lost
Communication With Hybrid
(HCM) Control Module
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
U1899
Starter/Generator Control
Module (SGCM) Lost
Communication With
Powertrain Control Module
(PCM)
PCM
DTC U1881-U1899 in
Computer/Integrating Systems
023
Seat Belt Tension Sensor
Circuit Out of Range
PPS
DTC 023 in SIR
024
PPS Ignition 1 Voltage
Performance
PPS
DTC 024 in SIR
063
PPS Out of Calibration
PPS
DTC 063 in SIR
064
PPS Communication/ID
Performance
PPS
DTC 064 in SIR
065
PPS Sensor Circuit Out of
Range
PPS
DTC 065 in SIR
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