DTC  | DTC Descriptor  | Module That Sets the DTC  | Diagnostic Procedure  | ||||||
|---|---|---|---|---|---|---|---|---|---|
B0004  | Vehicle Speed Information Circuit Open  | Navigation Radio  | DTC B0004 in Navigation Systems  | ||||||
B0012  | Passenger Frontal Deployment Loop Stage 2 Resistance Low  | SDM  | |||||||
B0013  | Passenger Frontal Deployment Loop Stage 2 Open  | SDM  | |||||||
B0014  | Passenger Frontal Deployment Loop Stage 2 Voltage Out of Range  | SDM  | |||||||
B0016  | Passenger Frontal Deployment Loop Stage 1 Resistance Low  | SDM  | |||||||
B0017  | Passenger Frontal Deployment Loop Stage 1 Open  | SDM  | |||||||
B0018  | Passenger Frontal Deployment Loop Stage 1 Voltage Out of Range  | SDM  | |||||||
B0022  | Driver Frontal Deployment Loop Stage 1 Resistance Low  | SDM  | |||||||
B0024  | Driver Frontal Deployment Loop Stage 1 Voltage Out of Range  | SDM  | |||||||
B0026  | Driver Frontal Deployment Loop Stage 1 Open  | SDM  | |||||||
B0028  | Right Curtain Deployment Loop Resistance Low  | SDM  | DTC B0028, B0029, or B0030 in SIR  | ||||||
B0029  | Right Curtain Deployment Loop Open  | SDM  | DTC B0028, B0029, or B0030 in SIR  | ||||||
B0030  | Right Curtain Deployment Loop Out of Range  | SDM  | DTC B0028, B0029, or B0030 in SIR  | ||||||
B0040  | Left Curtain Deployment Loop Resistance Low  | SDM  | DTC B0040, B0041, or B0045 in SIR  | ||||||
B0041  | Left Curtain Deployment Loop Open  | SDM  | DTC B0040, B0041, or B0045 in SIR  | ||||||
B0042  | Driver Frontal Deployment Loop Stage 2 Resistance Low  | SDM  | |||||||
B0043  | Driver Frontal Deployment Loop Stage 2 Voltage Out of Range  | SDM  | |||||||
B0044  | Driver Frontal Deployment Loop Stage 2 Open  | SDM  | |||||||
B0045  | Left Curtain Deployment Loop Voltage Out of Range  | SDM  | DTC B0040, B0041, or B0045 in SIR  | ||||||
B0051  | Deployment Commanded  | SDM  | DTC B0051 in SIR  | ||||||
B0053  | Deployment Commanded With Loop DTCs Present  | SDM  | DTC B0053 in SIR  | ||||||
B0077  | Left Side Impact Sensor (SIS) Malfunction  | SDM  | |||||||
B0078  | Right Side Impact Sensor (SIS) Performance  | SDM  | |||||||
B0079  | Incorrect Left Side Impact Sensor (SIS) Installed  | SDM  | |||||||
B0080  | Discard Left Side Impact Sensor (SIS)  | SDM  | |||||||
B0081  | Incorrect Right Side Impact Sensor (SIS) Installed  | SDM  | |||||||
B0082  | Discard Right Side Impact Sensor (SIS)  | SDM  | |||||||
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  | ||||||
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  | |||||||
B0101  | Discard Electronic Front End Sensor 1  | SDM  | |||||||
B0102  | Incorrect Electronic Front End Sensor 1 Installed  | SDM  | |||||||
B0103  | Electronic Front End Sensor 2 Performance  | SDM  | |||||||
B0104  | Discard Electronic Front End Sensor 2  | SDM  | |||||||
B0105  | Incorrect Electronic Front End Sensor 2 Installed  | SDM  | |||||||
B0159  | Outside Air Temperature Sensor Circuit Range/Performance  | HVAC Control Module  | DTC B0159 in HVAC Systems - Automatic  | ||||||
B0164  | Passenger Compartment Temp Sensor 1 Circuit Range/Performance  | HVAC Control Module  | DTC B0164 in HVAC Systems - Automatic  | ||||||
B0169  | Passenger Compartment Temp Sensor 2 Circuit Range/Performance  | HVAC Control Module  | DTC B0169 in HVAC Systems - Automatic  | ||||||
B0174  | Output Air Temperature Sensor 1 Circuit Range/Performance  | HVAC Control Module  | DTC B0174, B0179, B0510, or B0515 in HVAC Systems - Automatic  | ||||||
B0179  | Output Air Temperature Sensor 2 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 Feedback Circuit Range/Performance  | HVAC Control Module  | DTC B0229, B0414, B0424, or B3770 in HVAC Systems - Automatic  | ||||||
B0263  | Air Flow Control 6 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  | ||||||
B0429  | Temperature Control 3 Circuit Range/Performance  | HVAC Control Module  | DTC B0429 or B3531 in HVAC Systems - Automatic  | ||||||
B0434  | Temperature Control 3 Feedback Circuit Range/Performance  | HVAC Control Module  | DTC B0434 or B3764 in HVAC Systems - Automatic  | ||||||
B0510  | Output Air Temperature Sensor 3 Circuit Range/Performance  | HVAC Control Module  | DTC B0174, B0179, B0510, or B0515 in HVAC Systems - Automatic  | ||||||
B0515  | Output Air Temperature Sensor 4 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 Indicator Circuit Malfunction  | TCSCM  | DTC B0790 in Transfer Case - BW 4482-NR4 or DTC B0790 in Transfer Case - NVG 246-NP8  | ||||||
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  | ||||||
B1001  | Option Configuration Error  | Radio, SDM, VCIM  | 
 
 
  | ||||||
B1004  | Keep Alive Memory (KAM) Reset  | OnStar® VCIM  | DTC B1004 in Computer/Integrating Systems  | ||||||
B1007  | EEPROM Write Error  | OnStar® VCIM  | DTC B1007 in Computer/Integrating Systems  | ||||||
B1009  | EEPROM Checksum Mismatch  | OnStar® VCIM  | DTC B1009 in Computer/Integrating Systems  | ||||||
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  | ||||||
B1271  | Theft Locked  | DRR, Radio  | DTC B1271 in Entertainment  | ||||||
B1372  | Device Ignition 1 Circuit Range/Performance  | 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  | ||||||
B1440  | Power Mode Master Input Circuits Mismatch  | BCM  | DTC B1440 in Computer/Integrating Systems  | ||||||
B1480  | Battery Rundown Protection Circuit  | BCM  | DTC B1480 in Lighting Systems  | ||||||
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 Horizontal Position Sensor Circuit  | DSM  | |||||||
B1960  | Driver Seat Side Bolster Sensor Circuit  | DSM  | |||||||
B2355  | Driver Seat Front Vertical Position Sensor Circuit  | DSM  | |||||||
B2365  | Driver Seat Rear Vertical Position Sensor Circuit  | DSM  | |||||||
B2375  | Driver Seat Assembly Horizontal Position Sensor Circuit  | DSM  | |||||||
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  | VCIM  | DTC B2455 in Cellular Communication  | ||||||
B2462  | Global Positioning System (GPS) Signal Error  | Navigation Radio  | DTC B2462 in Navigation Systems  | ||||||
B2470  | Cellular Phone Antenna Circuit  | OnStar® VCIM  | DTC B2470 in Cellular Communication  | ||||||
B2476  | Cellular Phone Select Service Switch  | OnStar® VCIM  | DTC B2476 in Cellular Communication  | ||||||
B2482  | Cellular Phone Select Service Switch Range/Performance  | OnStar® VCIM  | DTC B2482 in Cellular Communication  | ||||||
B2483  | Global Positioning System (GPS) Sensor Circuit Low  | OnStar® VCIM  | DTC B2483 or B2484 in Cellular Communication  | ||||||
B2484  | Global Positioning System (GPS) Sensor Circuit Open  | OnStar® VCIM  | DTC B2483 or B2484 in Cellular Communication  | ||||||
B2527  | Front Fog Lamps Circuit Low  | BCM  | DTC B2527 in Lighting Systems  | ||||||
B2537  | Rear Fog Lamps 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  | Parklamp Control Circuit  | BCM  | DTC B2585 in Lighting Systems  | ||||||
B2600  | Daytime Running Lamp Control 1 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  | TCSCM  | DTC B2725 in Transfer Case - BW 4482-NR4 or DTC B2725 in Transfer Case - NVG 246-NP8  | ||||||
B2734  | Check Sum Error  | VTD  | DTC B2734 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
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  | ||||||
B3031  | Security System Controller In Learn Mode  | BCM, VTD  | DTC B3031 in Theft Deterrent or DTC B3031 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
B3033  | Security System Indicates Tamper  | BCM  | DTC B3033 in Theft Deterrent  | ||||||
B3055  | No Transponder Modulation or No Transponder  | VTD  | DTC B3055 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
B3060  | Unprogrammed Transponder Identification Code Received  | VTD  | DTC B3060 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
B3531  | Air Flow Control 10 Circuit  | HVAC Control Module  | DTC B0429 or B3531 in HVAC Systems - Automatic  | ||||||
B3579  | Output Air Temperature Sensor 6 Circuit Range/Performance  | HVAC Control Module  | DTC B3579 or B3584 in HVAC Systems - Automatic  | ||||||
B3584  | Output Air Temperature Sensor 7 Circuit Range/Performance  | HVAC Control Module  | DTC B3579 or B3584 in HVAC Systems - Automatic  | ||||||
B3593  | Steering System Mode Switch Circuit  | RWSCM  | DTC B3593 in Rear Wheel Steering  | ||||||
B3604  | Adjustable Foot Pedal Forward Switch Circuit  | DDM  | DTC B3604 or B3605 in Adjustable Pedals  | ||||||
B3605  | Adjustable Foot Pedal Rearward Switch Circuit  | DDM  | DTC B3604 or B3605 in Adjustable Pedals  | ||||||
B3606  | Adjustable Foot Pedal Position Sensor Circuit  | Driver Seat Module  | DTC B3606 in Adjustable Pedals  | ||||||
B3764  | Air Flow Control 4 Feedback Circuit  | HVAC Control Module  | DTC B0434 or B3764 in HVAC Systems - Automatic  | ||||||
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  | Park lamps 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  | ||||||
B3825  | Liftgate Lock Signal Circuit  | BCM  | DTC B3825 in Doors  | ||||||
B3935  | Transponder Authentication Error  | VTD  | DTC B3935 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
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 Antilock Brake System  | ||||||
C0040  | Right Front Wheel Speed Sensor Circuit  | EBCM  | DTC C0035 or C0040 in Antilock Brake System  | ||||||
C0045  | Left Rear Wheel Speed Sensor Circuit  | EBCM  | DTC C0045 or C0050 in Antilock Brake System  | ||||||
C0050  | Right Rear Wheel Speed Sensor Circuit  | EBCM  | DTC C0045 or C0050 in Antilock Brake System  | ||||||
C0110  | Pump Motor Circuit  | EBCM  | DTC C0110 in Antilock Brake System  | ||||||
C0131  | Antilock Brake System (ABS)/Traction Control System (TCS) Pressure Circuit  | EBCM  | DTC C0131 in Antilock Brake System  | ||||||
C0161  | Antilock Brake System (ABS)/Traction Control System (TCS) Brake Switch  | EBCM  | DTC C0161 in Antilock Brake System  | ||||||
C0186  | Lateral Accelerometer Circuit  | EBCM  | DTC C0186 in Antilock Brake System  | ||||||
C0196  | Yaw Rate Circuit  | EBCM  | DTC C0196 in Antilock Brake System  | ||||||
C0201  | Antilock Brake System (ABS) Enable Relay Contact Circuit  | EBCM  | DTC C0201 in Antilock Brake System  | ||||||
C0220  | Left Front Antilock Brake System (ABS) Channel in Release Too Long  | EBCM  | DTC C0220 in Antilock Brake System  | ||||||
C0221  | Right Front Wheel Speed Sensor Circuit Open (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0222  | Right Front Wheel Speed Signal Missing (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0223  | Right Front Wheel Speed Signal Erratic (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0224  | Right Front Antilock brake System (ABS) Channel in Release Too Long (w/ JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0225  | Left Front Wheel Speed Sensor Circuit Open (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0226  | Left Front Wheel Speed Signal Missing (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0227  | Left Front Wheel Speed Signal Erratic (w/o JL4)  | EBCM  | DTC C0221-C0227 or C021 in Antilock Brake System  | ||||||
C0228  | Left Front Antilock Brake System (ABS) Channel in Release Too Long  | EBCM  | DTC C0228 in Antilock Brake System  | ||||||
C0229  | 
 
  | EBCM  | DTC C0229 or C029 in Antilock Brake System  | ||||||
C0235  | Rear Wheel Speed Signal Circuit Open  | EBCM  | DTC C0235-C0237 or P0609 in Antilock Brake System  | ||||||
C0236  | Rear Wheel Speed Signal Circuit Missing  | EBCM  | DTC C0235-C0237 or P0609 in Antilock Brake System  | ||||||
C0237  | Rear Wheel Speed Signal Circuit Erratic  | EBCM  | DTC C0235-C0237 or P0609 in Antilock Brake System  | ||||||
C0238  | Wheel Speed Mismatch  | EBCM  | DTC C0238 or C038 in Antilock Brake System  | ||||||
C0240  | Powertrain Control Module (PCM) Traction Control Not Allowed  | EBCM  | DTC C0240 in Antilock Brake System  | ||||||
C0241  | EBCM Control Valve Circuit  | EBCM  | DTC C0241-C0243 in Antilock Brake System  | ||||||
C0242  | EBCM Control Valve Circuit  | EBCM  | DTC C0241-C0243 in Antilock Brake System  | ||||||
C0243  | EBCM Control Valve Circuit  | EBCM  | DTC C0241-C0243 in Antilock Brake System  | ||||||
C0244  | 
 
  | EBCM  | DTC C0244 in Antilock Brake System  | ||||||
C0245  | 
 
  | EBCM  | DTC C0245 in Antilock Brake System  | ||||||
C0246  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0247  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0248  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0251  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0252  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0253  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
Centering Error  | RWSCM  | DTC C0253 in Rear Wheel Steering  | |||||||
C0254  | EBCM Control Valve Circuit  | EBCM  | DTC C0246-C0254 in Antilock Brake System  | ||||||
C0265  | EBCM Motor Relay Circuit  | EBCM  | DTC C0265 or C0266 and C065 or C066 in Antilock Brake System  | ||||||
C0266  | EBCM Motor Relay Circuit  | EBCM  | DTC C0265 or C0266 and C065 or C066 in Antilock Brake System  | ||||||
C0267  | Pump Motor Circuit Open  | EBCM  | DTC C0267 or C0268 and C067 or C068 in Antilock Brake System  | ||||||
C0268  | Pump Motor Circuit Shorted  | EBCM  | DTC C0267 or C0268 and C067 or C068 in Antilock Brake System  | ||||||
C0269  | Excessive Dump Time  | EBCM  | DTC C0269 or C0274 and C069 or C074 in Antilock Brake System  | ||||||
C0271  | EBCM Malfunction  | EBCM  | DTC C0271-C0273, C0284 in Antilock Brake System  | ||||||
C0272  | EBCM Malfunction  | EBCM  | DTC C0271-C0273, C0284 in Antilock Brake System  | ||||||
C0273  | EBCM Malfunction  | EBCM  | DTC C0271-C0273, C0284 in Antilock Brake System  | ||||||
C0274  | Excessive Isolation Time  | EBCM  | DTC C0269 or C0274 and C069 or C074 in Antilock Brake System  | ||||||
C0279  | 
 
  | EBCM  | DTC C0279 in Antilock Brake System  | ||||||
C0281  | Stoplamp Switch Circuit  | EBCM  | DTC C0281 or C081 in Antilock Brake System  | ||||||
C0283  | Mode Switch Circuit Malfunction  | EBCM  | DTC C0283 in Antilock Brake System  | ||||||
C0284  | EBCM Malfunction  | EBCM  | DTC C0271-C0273, C0284 in Antilock Brake System  | ||||||
C0287  | Delivered Torque Signal Malfunction  | EBCM  | DTC C0287, P1644, or P1689 in Antilock Brake System  | ||||||
C0290  | Class 2 Data Link Malfunction  | EBCM  | DTC C0290 or C0292 in Antilock Brake System  | ||||||
C0291  | Lost Communication with BCM  | EBCM  | DTC C0291 in Antilock Brake System  | ||||||
C0292  | Lost Communications with Engine Control System  | EBCM  | DTC C0290 or C0292 in Antilock Brake System  | ||||||
C0297  | Powertrain Configuration Data not Received  | EBCM  | DTC C0297 in Antilock Brake System  | ||||||
C0298  | Powertrain Control Malfunction  | EBCM  | DTC C0298 or P0856 in Antilock Brake System  | ||||||
C0300  | Rear Propshaft Speed Sensor Malfunction  | TCSCM  | DTC C0300 in Transfer Case - NVG 246-NP8  | ||||||
C0305  | Front Propshaft Speed Sensor Malfunction  | TCSCM  | DTC C0305 in Transfer Case - NVG 246-NP8  | ||||||
C0306  | Motor A or B Circuit Malfunction  | TCSCM  | DTC C0306 in Transfer Case - BW 4482-NR4 or DTC C0306 in Transfer Case - NVG 246-NP8  | ||||||
C0321  | Transfer Case Lock Circuit Malfunction  | TCSCM  | DTC C0321 in Transfer Case - NVG 246-NP8  | ||||||
C0327  | Encoder Circuit Malfunction  | TCSCM  | DTC C0327 in Transfer Case - BW 4482-NR4 or DTC C0327 in Transfer Case - NVG 246-NP8  | ||||||
C0329  | Encoder Signal Circuit Low  | TCSCM  | DTC C0329 in Transfer Case - BW 4482-NR4  | ||||||
C0359  | Four Wheel Drive Low Range (4WD low) Discrete Output Circuit Malfunction  | TCSCM  | DTC C0359 in Transfer Case - BW 4482-NR4 or DTC C0359 in Transfer Case - NVG 246-NP8  | ||||||
C0374  | General System Malfunction  | TCSCM  | DTC C0374 in Transfer Case - NVG 246-NP8  | ||||||
C0379  | Front Axle System Malfunction  | TCSCM  | DTC C0379 in Transfer Case - NVG 246-NP8  | ||||||
C0455  | Front Steering Position Sensor Circuit  | EBCM, ESC, RWSCM  | 
 
 
  | ||||||
C0472  | Steering Hand Wheel Speed Sensor Signal Circuit  | EBCM  | DTC C0472 or C0473 in Antilock Brake System  | ||||||
Steering Position and Rate of Change Sensor Circuit Low  | RWSCM  | DTC C0472 or C0473 in Rear Wheel Steering  | |||||||
C0473  | Steering Hand Wheel Speed Sensor Signal Circuit  | EBCM  | DTC C0472 or C0473 in Antilock Brake System  | ||||||
Steering Position and Rate of Change Sensor Circuit High  | RWSCM  | DTC C0472 or C0473 in Rear Wheel Steering  | |||||||
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  | ||||||
C0550  | Electronic Control Unit (ECU) Performance  | EBCM, ESC, RWSCM  | 
 
 
  | ||||||
ECU Malfunction  | TCSCM  | 
 
  | |||||||
C0551  | Option Configuration Error  | ESC  | DTC C0551 in Electronic Suspension Control (ESC)  | ||||||
C0558  | Calibration Data Not Programmed  | EBCM  | DTC C0558 in Antilock Brake System  | ||||||
C0575  | Left Front Solenoid Circuit  | ESC  | DTC C0575, C0580, C0585, or C0590 in Electronic Suspension Control (ESC)  | ||||||
C0580  | Right Front Solenoid Circuit  | ESC  | DTC C0575, C0580, C0585, or C0590 in Electronic Suspension Control (ESC)  | ||||||
C0585  | Left Rear Solenoid Circuit  | ESC  | DTC C0575, C0580, C0585, or C0590 in Electronic Suspension Control (ESC)  | ||||||
C0590  | Right Rear Solenoid Circuit  | ESC  | DTC C0575, C0580, C0585, or C0590 in Electronic Suspension Control (ESC)  | ||||||
C0615  | Left Front Position Sensor Circuit  | ESC  | DTC C0615, C0620, C0625 or C0630 in Electronic Suspension Control (ESC)  | ||||||
C0620  | Right Front Position Sensor Circuit  | ESC  | DTC C0615, C0620, C0625 or C0630 in Electronic Suspension Control (ESC)  | ||||||
C0625  | Left Rear Position Sensor Circuit  | ESC  | DTC C0615, C0620, C0625 or C0630 in Electronic Suspension Control (ESC)  | ||||||
C0630  | Right Rear Position Sensor Circuit  | ESC  | DTC C0615, C0620, C0625 or C0630 in Electronic Suspension Control (ESC)  | ||||||
C0655  | Level Control Compressor Circuit  | RTD  | DTC C0655 in Automatic Level Control  | ||||||
C0660  | Level Control Exhaust Valve Circuit  | RTD  | DTC C0660 in Automatic Level Control  | ||||||
C0690  | Damper Control Relay Circuit  | ESC  | DTC C0690 in Electronic Suspension Control (ESC)  | ||||||
C0711  | Level Control Air Pressure Sensor Circuit  | RTD  | DTC C0711 in Automatic Level Control  | ||||||
C0750  | Left Front Low Tire Pressure Sensor  | PDM  | DTC C0750, C0755, C0760, or C0765 in Tire Pressure Monitoring  | ||||||
C0755  | Right Front Low Tire Pressure Sensor  | PDM  | DTC C0750, C0755, C0760, or C0765 in Tire Pressure Monitoring  | ||||||
C0760  | Left Rear Low Tire Pressure Sensor  | PDM  | DTC C0750, C0755, C0760, or C0765 in Tire Pressure Monitoring  | ||||||
C0765  | Right Rear Low Tire Pressure Sensor  | PDM  | DTC C0750, C0755, C0760, or C0765 in Tire Pressure Monitoring  | ||||||
C0775  | Low Tire Pressure System Sensors Not Programmed/Learned  | PDM  | DTC C0775 in Tire Pressure Monitoring  | ||||||
C0870  | Device Voltage Reference Output Circuit  | ESC  | DTC C0870 in Electronic Suspension Control (ESC)  | ||||||
P0053  | HO2S Heater Resistance Bank 1 Sensor 1  | PCM  | DTC P0053, P0054, P0059, or P0060 in Engine Controls - 8.1L or DTC P0053 or P0059 in Engine Controls - 4.8L, 5.3L, and 6.0L  | ||||||
P0054  | HO2S Heater Resistance Bank 1 Sensor 2  | PCM  | DTC P0053, P0054, P0059, or P0060 in Engine Controls - 8.1L or DTC P0054 or P0060 in Engine Controls - 4.8L, 5.3L, and 6.0L  | ||||||
P0059  | HO2S Heater Resistance Bank 2 Sensor 1  | PCM  | DTC P0053, P0054, P0059, or P0060 in Engine Controls - 8.1L or DTC P0053 or P0059 in Engine Controls - 4.8L, 5.3L, and 6.0L  | ||||||
P0060  | HO2S Heater Resistance Bank 2 Sensor 2  | PCM  | DTC P0053, P0054, P0059, or P0060 in Engine Controls - 8.1L or DTC P0054 or P0060 in Engine Controls - 4.8L, 5.3L, and 6.0L  | ||||||
P0068  | Throttle Body Airflow Performance  | PCM  | DTC P0068 Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0068 in Engine Controls - 8.1L  | ||||||
P0101  | Mass Air Flow (MAF) Sensor Performance  | PCM  | DTC P0101 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0101 in Engine Controls - 8.1L  | ||||||
P0102  | Mass Air Flow (MAF) Sensor Circuit Low Frequency  | PCM  | DTC P0102 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0102 in Engine Controls - 8.1L  | ||||||
P0103  | Mass Air Flow (MAF) Sensor Circuit High Frequency  | PCM  | DTC P0103 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0103 in Engine Controls - 8.1L  | ||||||
P0106  | Manifold Absolute Pressure (MAP) Sensor Performance  | PCM  | DTC P0106 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0106 in Engine Controls - 8.1L  | ||||||
P0107  | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage  | PCM  | DTC P0107 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0107 in Engine Controls - 8.1L  | ||||||
P0108  | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage  | PCM  | DTC P0108 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0108 in Engine Controls - 8.1L  | ||||||
P0112  | Intake Air Temperature (IAT) Sensor Circuit Low Voltage  | PCM  | DTC P0112 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0112 in Engine Controls - 8.1L  | ||||||
P0113  | Intake Air Temperature (IAT) Sensor Circuit High Voltage  | PCM  | DTC P0113 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0113 in Engine Controls - 8.1L  | ||||||
P0116  | Engine Coolant Temperature (ECT) Sensor Performance  | PCM  | DTC P0116 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0116 in Engine Controls - 8.1L  | ||||||
P0117  | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage  | PCM  | DTC P0117 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0117 in Engine Controls - 8.1L  | ||||||
P0118  | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage  | PCM  | DTC P0118 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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  | ||||||
P0128  | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature  | PCM  | DTC P0128 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0128 in Engine Controls - 8.1L  | ||||||
P0131  | HO2S Circuit Low Voltage Bank 1 Sensor 1  | PCM  | DTC P0131 or P0151 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0134 or P0154 in Engine Controls - 8.1L  | ||||||
P0135  | HO2S Heater Performance Bank 1 Sensor 1  | PCM  | DTC P0135 or P0155 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0137 or P0157 in Engine Controls - 8.1L  | ||||||
P0138  | HO2S Circuit High Voltage Bank 1 Sensor 2  | PCM  | DTC P0138 or P0158 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0140 or P0160 in Engine Controls - 8.1L  | ||||||
P0141  | HO2S Heater Performance Bank 1 Sensor 2  | PCM  | DTC P0141 or P0161 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0134 or P0154 in Engine Controls - 8.1L  | ||||||
P0155  | HO2S Heater Performance Bank 2 Sensor 1  | PCM  | DTC P0135 or P0155 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0140 or P0160 in Engine Controls - 8.1L  | ||||||
P0161  | HO2S Heater Performance Bank 2 Sensor 2  | PCM  | DTC P0141 or P0161 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0135, P0141, P0155, or P0161 in Engine Controls - 8.1L  | ||||||
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 - 4.8L, 5.3L, and 6.0L or DTC P0171 or P0174 in Engine Controls - 8.1L  | ||||||
P0172  | Fuel Trim System Rich Bank 1  | PCM  | DTC P0172 or P0175 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0172 or P0175 in Engine Controls - 8.1L  | ||||||
P0174  | Fuel Trim System Lean Bank 2  | PCM  | DTC P0171 or P0174 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0171 or P0174 in Engine Controls - 8.1L  | ||||||
P0175  | Fuel Trim System Rich Bank 2  | PCM  | DTC P0172 or P0175 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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  | ||||||
P0200  | Injector Control Circuit  | PCM  | DTC P0200 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0200 in Engine Controls - 8.1L  | ||||||
P0218  | Transmission Fluid Overtemperature  | PCM  | DTC P0218 in Automatic Transmission - 4L60-E/4L65-E or DTC P0218 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
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 - 4.8L, 5.3L, and 6.0L or DTC P0230 in Engine Controls - 8.1L  | ||||||
P0300  | Engine Misfire Detected  | PCM  | DTC P0300 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0300 in Engine Controls - 8.1L  | ||||||
P0315  | Crankshaft Position (CKP) System Variation Not Learned  | PCM  | DTC P0315 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0315 in Engine Controls - 8.1L  | ||||||
P0325  | Knock Sensor (KS) Circuit  | PCM  | DTC P0325 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0325 in Engine Controls - 8.1L  | ||||||
P0327  | Knock Sensor (KS) 1 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  | ||||||
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  | PCM  | DTC P0335 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0335 in Engine Controls - 8.1L  | ||||||
P0336  | Crankshaft Position (CKP) Sensor Performance  | PCM  | DTC P0336 in Engine Controls - 4.8L, 5.3L, and 6.0L  | ||||||
Crankshaft Position (CKP) Sensor Circuit  | PCM  | DTC P0336 in Engine Controls - 8.1L  | |||||||
P0341  | Camshaft Position (CMP) Sensor Performance  | PCM  | DTC P0341 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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-P0358 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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  | ||||||
P0420  | Catalyst System Low Efficiency Bank 1  | PCM  | DTC P0420 or P0430 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0420 or P0430 in Engine Controls - 8.1L  | ||||||
P0430  | Catalyst System Low Efficiency Bank 2  | PCM  | DTC P0420 or P0430 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0420 or P0430 in Engine Controls - 8.1L  | ||||||
P0442  | Evaporative Emission (EVAP) System Small Leak Detected  | PCM  | DTC P0442 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0442 in Engine Controls - 8.1L  | ||||||
P0443  | Evaporative Emission (EVAP) Purge Solenoid Control Circuit  | PCM  | DTC P0443 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0443 in Engine Controls - 8.1L  | ||||||
P0446  | Evaporative Emission (EVAP) Vent System Performance  | PCM  | DTC P0446 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0446 in Engine Controls - 8.1L  | ||||||
P0449  | Evaporative Emission (EVAP) Vent Solenoid Control Circuit  | PCM  | DTC P0449 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0449 in Engine Controls - 8.1L  | ||||||
P0451  | Fuel Tank Pressure (FTP) Sensor Performance  | PCM  | DTC P0451 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0451 in Engine Controls - 8.1L  | ||||||
P0452  | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage  | PCM  | DTC P0452 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0452 in Engine Controls - 8.1L  | ||||||
P0453  | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage  | PCM  | DTC P0453 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0453 in Engine Controls - 8.1L  | ||||||
P0454  | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent  | PCM  | DTC P0454 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0454 in Engine Controls - 8.1L  | ||||||
P0455  | Evaporative Emission (EVAP) System Large Leak Detected  | PCM  | DTC P0455 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P0496 in Engine Controls - 8.1L  | ||||||
P0502  | Vehicle Speed Sensor (VSS) Circuit Low Voltage  | PCM  | DTC P0502 in Automatic Transmission - 4L60-E/4L65-E or DTC P0502 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0503  | Vehicle Speed Sensor (VSS) Circuit Intermittent  | PCM  | DTC P0503 in Automatic Transmission - 4L60-E/4L65-E or DTC P0503 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0506  | Idle Speed Low  | PCM  | DTC P0506 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0506 or P0507 in Engine Controls - 8.1L  | ||||||
P0507  | Idle Speed High  | PCM  | DTC P0507 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0506 or P0507 in Engine Controls - 8.1L  | ||||||
P0522  | Engine Oil Pressure (EOP) Sensor Circuit Low Voltage  | PCM  | DTC P0522 in Instrument Panel, Gages, and Console  | ||||||
P0523  | Engine Oil Pressure (EOP) Sensor Circuit High Voltage  | PCM  | DTC P0523 in Instrument Panel, Gages, and Console  | ||||||
P0530  | Air Conditioning Refrigerant Pressure Sensor Circuit  | PCM  | DTC P0530 in HVAC Systems - Automatic or DTC P0530 in HVAC Systems - Manual  | ||||||
P0562  | System Voltage Low  | PCM  | DTC P0562 in Engine Electrical  | ||||||
P0563  | System Voltage High  | PCM  | DTC P0563 in Engine Electrical  | ||||||
P0567  | Cruise Control Resume Switch Circuit  | PCM  | DTC P0567 in Cruise Control  | ||||||
P0568  | Cruise Control Set Switch Circuit  | PCM  | DTC P0568 in Cruise Control  | ||||||
P0601  | Control Module Read Only Memory (ROM)  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 8.1L  | ||||||
P0602  | Control Module Not Programmed  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 8.1L  | ||||||
P0604  | Control Module Random Access Memory (RAM)  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 8.1L  | ||||||
P0606  | Control Module Internal Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0601, P0602, P0603, P0604, P0605, P0606, 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 1  | PCM  | DTC C0235-C0237 or P0609 in Antilock Brake System  | ||||||
P0615  | Starter Relay Control Circuit  | PCM  | DTC P0615 in Engine Electrical  | ||||||
P0622  | Generator F-Terminal Circuit  | PCM  | DTC P0622 in Engine Electrical  | ||||||
P0641  | 5-Volt Reference 1 Circuit  | PCM  | DTC P0641 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0641 in Engine Controls - 8.1L  | ||||||
P0650  | Malfunction Indicator Lamp (MIL) Control Circuit  | PCM  | DTC P0650 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0650 in Engine Controls - 8.1L  | ||||||
P0651  | 5-Volt Reference 2 Circuit  | PCM  | DTC P0651 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0651 in Engine Controls - 8.1L  | ||||||
P0654  | Engine Speed Output Circuit  | PCM  | DTC P0654 in Instrument Panel, Gages, and Console  | ||||||
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  | ||||||
P0711  | Transmission Fluid Temperature (TFT) Sensor Performance  | PCM  | DTC P0711 in Automatic Transmission - 4L60-E/4L65-E or DTC P0711 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0712  | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage  | PCM  | DTC P0712 in Automatic Transmission - 4L60-E/4L65-E or DTC P0712 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0713  | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage  | PCM  | DTC P0713 in Automatic Transmission - 4L60-E/4L65-E or DTC P0713 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0716  | Input Speed Sensor Performance  | PCM  | DTC P0716 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0717  | Input Speed Sensor Circuit Low Voltage  | PCM  | DTC P0717 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0719  | Brake Switch Circuit Low Voltage  | PCM  | DTC P0719 in Automatic Transmission - 4L60-E/4L65-E or DTC P0719 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0724  | Brake Switch Circuit High Voltage  | PCM  | DTC P0724 in Automatic Transmission - 4L60-E/4L65-E or DTC P0724 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0730  | Incorrect Gear Ratio  | PCM  | DTC P0730 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
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  | DTC P0741 in Automatic Transmission - 4L60-E/4L65-E or DTC P0741 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0742  | Torque Converter Clutch (TCC) System - Stuck On  | PCM  | DTC P0742 in Automatic Transmission - 4L60-E/4L65-E or DTC P0742 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P0748  | Pressure Control (PC) Solenoid Control Circuit  | PCM  | DTC P0748 in Automatic Transmission - 4L60-E/4L65-E or DTC P0748 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
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) Valve Performance - No Second or Third Gear  | PCM  | DTC P0752 in Automatic 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 - 4L60-E/4L65-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  | ||||||
P0785  | 3-2 Shift Solenoid (SS) Control Circuit  | PCM  | DTC P0785 in Automatic Transmission - 4L60-E/4L65-E  | ||||||
P0856  | Traction Control Torque Request Circuit  | PCM  | DTC C0298 or P0856 in Antilock Brake System  | ||||||
P0894  | Transmission Component Slipping  | PCM  | DTC P0894 in Automatic Transmission - 4L60-E/4L65-E or DTC P0894 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P1106  | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1106 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1106 in Engine Controls - 8.1L  | ||||||
P1107  | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1107 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1107 in Engine Controls - 8.1L  | ||||||
P1111  | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1111 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1111 in Engine Controls - 8.1L  | ||||||
P1112  | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1112 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1112 in Engine Controls - 8.1L  | ||||||
P1114  | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1114 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1114 in Engine Controls - 8.1L  | ||||||
P1115  | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1115 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1115 in Engine Controls - 8.1L  | ||||||
P1125  | Accelerator Pedal Position (APP) System  | PCM  | DTC P1125 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1125 in Engine Controls - 8.1L  | ||||||
P1133  | HO2S Insufficient Switching Bank 1 Sensor 1  | PCM  | DTC P1133 or P1153 in Engine Controls - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or 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 - 4.8L, 5.3L, and 6.0L or DTC P1134 or P1154 in Engine Controls - 8.1L  | ||||||
P1258  | Engine Coolant Overtemperature - Protection Mode Active  | PCM  | DTC P1258 in Engine Cooling  | ||||||
P1380  | Misfire Detected - Rough Road Data Not Available  | PCM  | DTC P1380 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1380 in Engine Controls - 8.1L  | ||||||
P1381  | Misfire Detected - No Communication With Brake Control Module  | PCM  | DTC P1381 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P1381 in Engine Controls - 8.1L  | ||||||
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  | ||||||
P1574  | Stop Lamp Switch Circuit  | PCM  | DTC P1574 in Cruise Control  | ||||||
P1626  | Theft Deterrent Fuel Enable Signal Lost  | PCM  | DTC P1626 in Theft Deterrent  | ||||||
P1630  | Theft Deterrent Learn Mode Active  | PCM  | DTC P1630 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
P1631  | Theft Deterrent Fuel Enable Signal Not Correct  | PCM  | DTC P1631 in Theft Deterrent or DTC P1631 in Theft Deterrent - Immobilizer - Some Export Vehicles  | ||||||
P1637  | Generator L-Terminal Circuit  | PCM  | DTC P1637 in Engine Electrical  | ||||||
P1644  | Traction Control Delivered Torque Output Circuit  | PCM  | DTC C0287, P1644, or P1689 in Antilock Brake System  | ||||||
P1689  | Traction Control Delivered Torque Output Circuit  | PCM  | DTC C0287, P1644, or P1689 in Antilock Brake System  | ||||||
P1810  | Transmission Fluid Pressure (TFP) Position Switch Circuit  | PCM  | DTC P1810 in Automatic Transmission - 4L60-E/4L65-E or DTC P1810 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
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  | ||||||
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  | ||||||
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  | ||||||
P2610  | Control Module Ignition Off Timer Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 8.1L  | ||||||
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  | ||||||
P2771  | Four Wheel Drive (4WD) Low Switch Circuit  | PCM  | DTC P2771 in Automatic Transmission - 4L60-E/4L65-E or DTC P2771 in Automatic Transmission - 4L80-E/4L85-E  | ||||||
P2A01  | HO2S Performance Bank 1 Sensor 2  | PCM  | DTC P2A01 or P2A04 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P2A01 or P2A04 in Engine Controls - 8.1L  | ||||||
P2A04  | HO2S Performance Bank 2 Sensor 2  | PCM  | DTC P2A01 or P2A04 in Engine Controls - 4.8L, 5.3L, and 6.0L or DTC P2A01 or P2A04 in Engine Controls - 8.1L  | ||||||
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  | ||||||
U1000  | Class 2 Data Link Malfunction  | Audio Amplifier, BCM, CDX, DDM, DRR, DSM, EBCM, ESC, FPDM, GBCM, HVAC Control Module, HVAC Control Module - Rear Auxiliary, IPC, PCM, Radio, RWSCM, RSA, RSE, SDM, TCSCM, VCIM, VTD  | DTC U1000 in Computer/Integrating Systems  | ||||||
U1016  | Lost Communications With Powertrain Control Module (PCM)  | Audio Amplifier, BCM, CDX, DDM, DRR, EBCM, ESC, FPDM, GBCM, HVAC Control Module, HVAC Control Module - Rear Auxiliary, IPC, Radio, RWSCM, RSA, RSE, SDM, TCSCM, VCIM, VTD  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1022  | Lost Communications With Generator Battery Control Module (GBCM)  | IPC  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1026  | Lost Communications With Transfer Case Shift Control Module (TCSCM)  | BCM, EBCM, ESC, IPC, PCM, Radio, RWSCM, SDM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1041  | Lost Communications With Electronic Brake Control Module (EBCM)  | BCM, DDM, ESC, FPDM, HVAC Control Module, IPC, PCM, RWSCM, SDM, TCSCM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1048  | Lost Communications With Rear Wheel Steering Control Module (RWSCM)  | EBCM, IPC, PCM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1056  | Lost Communications With Electronic Suspension Control (ESC) Module  | BCM, EBCM, IPC, PCM, RWSCM, SDM, TCSCM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1064  | Lost Communications With Body Control Module (BCM)  | Audio Amplifier, BCM, CDX, DDM, DRR, DSM, EBCM, ESC, FPDM, GBCM, HVAC Control Module, HVAC Control Module - Rear Auxiliary, IPC, PCM, Radio, RWSCM, RSA, RSE, SDM, TCSCM, VCIM, VTD  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1088  | Lost Communications With Sensing and Diagnostic Module (SDM)  | BCM, IPC, PCM, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1096  | Lost Communications With Instrument Panel Cluster (IPC)  | BCM, PCM, SDM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1128  | Lost Communications With Radio  | Audio Amplifier, CDX, DRR, RSA, RSE, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1129  | Lost Communications With Audio Amplifier  | CDX, DRR, Radio, RSA, RSE, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1130  | Lost Communications With Compact Disc Changer (CDX)  | DRR, Radio, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1133  | Lost Communications With Rear Seat Entertainment (RSE) Assembly  | DRR, Radio, VCIM  | 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 Vehicle Communication Interface Module (Onstar®)  | CDX, DRR, Radio  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1152  | Lost Communications With HVAC Control Module  | BCM, GBCM, IPC  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1154  | Lost Communications With HVAC Control Module - Rear Auxiliary  | RSA  | 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 Front Passenger Door Module (FPDM)  | BCM, DDM, IPC  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1166  | Lost Communications With Driver Seat Module (DSM)  | BCM, DDM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1167  | Lost Communications With Rear Seat Audio Controller (RSA)  | Audio Amplifier, BCM, CDX, DRR, HVAC Control Module, HVAC Control Module - Rear Auxiliary, Radio, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1192  | Lost Communications With Vehicle Theft Deterrent (VTD)  | BCM, IPC  | DTC U1001-U1254 in Computer/Integrating Systems  | ||||||
U1241  | Lost Communication With Scan Tool  | SDM  | DTC U1241 in SIR  | ||||||
U1300  | Class 2 Data Link Low  | CDX, DRR, EBCM, ESC, HVAC Control Module, HVAC Control Module - Rear Auxiliary, IPC, PCM, Radio, RSA, RSE, RWSCM, SDM, VCIM, VTD  | DTC U1300, U1301, or U1305 in Computer/Integrating Systems  | ||||||
U1301  | Class 2 Data Link High  | CDX, DRR, EBCM, ESC, HVAC Control Module, HVAC Control Module - Rear Auxiliary, IPC, PCM, Radio, RSA, RSE, RWSCM, SDM, VCIM, VTD  | DTC U1300, U1301, or U1305 in Computer/Integrating Systems  | ||||||
U1305  | Class 2 Data Link Low or High  | Audio Amplifier, BCM, DDM, DSM, FPDM, GBCM  | DTC U1300, U1301, or U1305 in Computer/Integrating Systems  | ||||||
U1500  | Inter-device Dedicated Bus Malfunction  | OnStar® VCIM  | DTC U1500 in Cellular Communication  | ||||||
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  |