This master DTC list includes all applicable DTCs in alphanumeric order with descriptors.
DTC  | DTC Descriptor  | Module That Sets the DTC  | Diagnostic Procedure  | 
|---|---|---|---|
B0012  | Right Front/Passenger Frontal Deployment Loop (stage 2) Resistance Low  | SDM  | |
B0013  | Right Front/Passenger Frontal Deployment Loop (stage 2) Open  | SDM  | |
B0014  | Right Front/Passenger Frontal Deployment Loop (stage 2) Voltage Out of Range  | SDM  | |
B0016  | Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Resistance Low  | SDM  | |
B0017  | Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Open  | SDM  | |
B0018  | Right Front/Passenger Frontal Deployment Loop (single stage or stage 1) Voltage Out of Range  | SDM  | |
B0022  | Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Resistance Low  | SDM  | |
B0024  | Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Voltage Out of Range  | SDM  | |
B0026  | Left Front/Driver Frontal Deployment Loop (single stage or Stage 1) Open  | SDM  | |
B0042  | Left Front/Driver Frontal Deployment Loop Stage 2 Resistance Low  | SDM  | |
B0043  | Left Front/Driver Frontal Deployment Loop Stage 2 Voltage Out of Range  | SDM  | |
B0044  | Left Front/Driver Frontal Deployment Loop Stage 2 Open  | SDM  | |
B0051  | Deployment Commanded  | SDM  | DTC B0051 in SIR  | 
B0053  | Deployment Commanded With Loop DTCs Present  | SDM  | DTC B0053 in SIR  | 
B0057  | Right Front/Passenger Pretensioner Deployment Loop Resistance Low  | SDM  | DTC B0057, B0058, or B0059 in SIR  | 
B0058  | Right Front/Passenger Pretensioner Deployment Loop Open  | SDM  | DTC B0057, B0058, or B0059 in SIR  | 
B0059  | Right Front/Passenger Pretensioner Deployment Loop Voltage Out of Range  | SDM  | DTC B0057, B0058, or B0059 in SIR  | 
B0061  | Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Resistance Low  | SDM  | DTC B0061, B0062, or B0068 in SIR  | 
B0062  | Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Open  | SDM  | DTC B0061, B0062, or B0068 in SIR  | 
B0064  | Left Front/Driver Pretensioner Deployment Loop Resistance Low  | SDM  | DTC B0064, B0065, or B0066 in SIR  | 
B0065  | Left Front/Driver Pretensioner Deployment Loop Open  | SDM  | DTC B0064, B0065, or B0066 in SIR  | 
B0066  | Left Front/Driver Pretensioner Deployment Loop Voltage Out of Range  | SDM  | DTC B0064, B0065, or B0066 in SIR  | 
B0068  | Left Front/Driver Roof Rail/Head Curtain Bag Deployment Loop Voltage Out of Range  | SDM  | DTC B0061, B0062, or B0068 in SIR  | 
B0069  | Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Resistance Low  | SDM  | DTC B0069, B0070, or B0071 in SIR  | 
B0070  | Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Open  | SDM  | DTC B0069, B0070, or B0071 in SIR  | 
B0071  | Right Front/Passenger Roof Rail/Head Curtain Bag Deployment Loop Voltage Out of Range  | SDM  | DTC B0069, B0070, or B0071 in SIR  | 
B0077  | Left Front/Driver Side Impact Sensor (SIS) Performance  | SDM  | |
B0078  | Right Front/Passenger Side Impact Sensor (SIS) Performance  | SDM  | |
B0079  | Incorrect Left Front/Driver Side Impact Sensor (SIS) Installed  | SDM  | |
B0080  | Discard Left Front/Driver Side Impact Sensor (SIS)  | SDM  | |
B0081  | Incorrect Right Front/Passenger Side Impact Sensor (SIS) Installed  | SDM  | |
B0082  | Discard Right Front/Passenger 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  | 
B0090  | Active Switch Voltage Out of Range  | SDM  | DTC B0090 in SIR  | 
B0091  | Active Switch: Wrong State  | SDM  | DTC B0091 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  | |
B0527  | Right Turn Signal Circuit Low  | BCM  | DTC B0527, B0528, or B0529 in Lighting Systems  | 
B0528  | Right Turn Signal Circuit High  | BCM  | DTC B0527, B0528, or B0529 in Lighting Systems  | 
B0529  | Right Turn Signal Circuit Open  | BCM  | DTC B0527, B0528, or B0529 in Lighting Systems  | 
B0532  | Left Turn Signal Circuit Low  | BCM  | DTC B0532, B0533, or B0534 in Lighting Systems  | 
B0533  | Left Turn Signal Circuit High  | BCM  | DTC B0532, B0533, or B0534 in Lighting Systems  | 
B0534  | Left Turn Signal Circuit Open  | BCM  | DTC B0532, B0533, or B0534 in Lighting Systems  | 
B0827  | Traction Control System  | EBCM  | DTC B0827 in Antilock Brake System  | 
B0828  | Traction Control System Off Indicator Circuit High  | EBCM  | DTC B0828 in Antilock Brake System  | 
B1000  | Electronic Control Unit (ECU) Performance  | BCM, IPC, MSM, Radio, RCDLR, RDM, SDM  | DTC B1000 in Computer/Integrating Systems  | 
B1001  | Option Configuration Error  | BCM  | DTC B1001 in Computer/Integrating Systems  | 
Radio  | DTC B1001 in Entertainment  | ||
SDM  | DTC B1001 in SIR  | ||
B1004  | Keep Alive Memory (KAM) Reset  | IPC  | DTC B1004 in Computer/Integrating Systems  | 
B1007  | EEPROM Write Error  | RDM  | DTC B1007 in Computer/Integrating Systems  | 
B1009  | EEPROM Checksum Mismatch  | RDM  | DTC B1009 in Computer/Integrating Systems  | 
B1025  | Audio Output 1 Circuit  | Radio  | DTC B1025, B1035, B1045, or B1055 in Entertainment  | 
B1035  | Audio Output 2 Circuit  | Radio  | DTC B1025, B1035, B1045, or B1055 in Entertainment  | 
B1045  | Audio Output 3 Circuit  | Radio  | DTC B1025, B1035, B1045, or B1055 in Entertainment  | 
B1055  | Audio Output 4 Circuit  | Radio  | DTC B1025, B1035, B1045, or B1055 in Entertainment  | 
B1259  | Antenna Ground Circuit  | DRR  | DTC B1259 in Entertainment  | 
B1372  | Device Ignition 1 Circuit Low  | BCM  | DTC B1372, B1373, or B1374 in Computer/Integrating Systems  | 
B1373  | Device Ignition 1 Circuit High  | BCM  | DTC B1372, B1373, or B1374 in Computer/Integrating Systems  | 
B1382  | Device Ignition Accessory Circuit Low  | BCM  | DTC B1382, B1383, or B1384 in Computer/Integrating Systems  | 
B1383  | Device Ignition Accessory Circuit High  | BCM  | DTC B1382, B1383, or B1384 in Computer/Integrating Systems  | 
B1420  | Device Voltage  | BCM  | DTC B1420 in Computer/Integrating Systems  | 
B1442  | Device Ignition OFF, RUN, and CRANK Circuit Open  | BCM  | DTC B1441, B1442, or B1443 in Computer/Integrating Systems  | 
B1443  | Device Ignition OFF, RUN, and CRANK Circuit High  | BCM  | DTC B1441, B1442, or B1443 in Computer/Integrating Systems  | 
B1477  | Retained Accessory Power Circuit Low  | BCM  | DTC B1477 or B1478 in Computer/Integrating Systems  | 
B1478  | Retained Accessory Power Circuit High  | BCM  | DTC B1477 or B1478 in Computer/Integrating Systems  | 
B2455  | Cellular Phone Microphone Circuit Malfunction  | OnStar® VCIM  | DTC B2455 in Cellular Communication  | 
B2470  | Cellular Phone Antenna Circuit Malfunction  | OnStar® VCIM  | DTC B2470 in Cellular Communication  | 
B2476  | Cellular Phone Select Service Switch Malfunction (3 button assembly)  | 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  | 
B2532  | Front Fog Lamps Control Circuit Low  | BCM  | DTC B2532 or B2533 in Lighting Systems  | 
B2533  | Front Fog Lamps Control Circuit High  | BCM  | DTC B2532 or B2533 in Lighting Systems  | 
B2557  | Passenger Compartment Lamp Control Circuit Low  | BCM  | DTC B2557 or B2558 in Lighting Systems  | 
B2558  | Passenger Compartment Lamp Control Circuit High  | BCM  | DTC B2557 or B2558 in Lighting Systems  | 
B2562  | Cargo Lamp Control Circuit Low  | BCM  | DTC B2562 or B2563 in Lighting Systems  | 
B2563  | Cargo Lamp Control Circuit High  | BCM  | DTC B2562 or B2563 in Lighting Systems  | 
B2575  | Headlamp Control Circuit  | BCM  | DTC B2575 in Lighting Systems  | 
B2582  | Headlamp High Beam Control Circuit Low  | BCM  | DTC B2582 or B2583 in Lighting Systems  | 
B2583  | Headlamp High Beam Control Circuit High  | BCM  | DTC B2582 or B2583 in Lighting Systems  | 
B2585  | Park Lamp Control Circuit  | BCM  | DTC B2585 in Lighting Systems  | 
B2622  | Display Dimming Pulse Width Modulation (PWM) Input Circuit Low  | BCM  | DTC B2622 or B2623 in Lighting Systems  | 
B2623  | Display Dimming Pulse Width Modulation (PWM) Input Circuit High  | BCM  | DTC B2622 or B2623 in Lighting Systems  | 
B2624  | Display Dimming Pulse Width Modulation (PWM) Input Circuit Open  | BCM  | DTC B2624 in Lighting Systems  | 
B2647  | Ambient Light Sensor Circuit Low  | BCM  | DTC B2647 or B2648 in Lighting Systems  | 
B2648  | Ambient Light Sensor Circuit High  | BCM  | DTC B2647 or B2648 in Lighting Systems  | 
B2707  | Gearshift Unlock Circuit Low  | BCM  | DTC B2707 in Shift Lock Control  | 
B2708  | Gearshift Unlock Circuit High  | BCM  | DTC B2708 in Shift Lock Control  | 
B2725  | Active Transfer Case (ATC) Mode Switch Circuit Malfunction  | TCSCM  | DTC B2725 in Transfer Case - Isuzu T150  | 
B2745  | Traction Control Switch Circuit  | EBCM  | DTC B2745 in Antilock Brake System  | 
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  | 
B3031  | Security System Controller In Learn Mode  | BCM  | DTC B3031 in Theft Deterrent  | 
B3033  | Security System Indicates Tamper  | BCM  | DTC B3033 in Theft Deterrent  | 
B3142  | Unlock Switch Circuit Low  | BCM  | DTC B3142 or B3143 in Doors  | 
B3143  | Unlock Switch Circuit High  | BCM  | DTC B3142 or B3143 in Doors  | 
B3152  | Lock Switch Circuit Low  | BCM  | DTC B3152 or B3153 in Doors  | 
B3153  | Lock Switch Circuit High  | BCM  | DTC B3152 or B3153 in Doors  | 
B3717  | Front Wiper Relay Drive Circuit Low  | BCM  | DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems  | 
B3718  | Front Wiper Relay Drive Circuit High  | BCM  | DTC B3715, B3716, B3717, B3718, or B3719 in Wipers/Washer Systems  | 
C0035  | LF Wheel Speed Sensor Circuit  | EBCM  | DTC C0035 in Antilock Brake System  | 
C0040  | RF Wheel Speed Sensor Circuit  | EBCM  | DTC C0040 in Antilock Brake System  | 
C0055  | Rear Wheel Speed Sensor Circuit  | EBCM  | DTC C0055 in Antilock Brake System  | 
C0110  | Pump Motor Circuit  | EBCM  | DTC C0110 in Antilock Brake System  | 
C0191  | All Wheel Drive (AWD)/Four Wheel Drive (4WD) Reference Accelerometer Circuit  | EBCM  | DTC C0191 in Antilock Brake System  | 
C0201  | Antilock Brake System (ABS) Enable Relay Contact Circuit  | EBCM  | DTC C0201 in Antilock Brake System  | 
C0220  | Left Front ABS Channel in Release Too Long  | EBCM  | DTC C0220-C0229 in Antilock Brake System  | 
C0221  | Right Front ABS Channel in Release Too Long  | EBCM  | DTC C0220-C0229 in Antilock Brake System  | 
C0222  | Rear Antilock Brake System (ABS) Channel in Release Too Long  | EBCM  | DTC C0220-C0229 in Antilock Brake System  | 
C0240  | PCM Traction Control Not Allowed  | EBCM, PCM  | DTC C0240 or P0856 in Antilock Brake System  | 
C0244  | Pulse Width Modulated (PWM) Delivered Torque  | EBCM, PCM  | DTC C0244 or P1689 in Antilock Brake System  | 
C0245  | Wheel Speed Sensor Frequency Error  | EBCM, PCM  | DTC C0245 in Antilock Brake System  | 
C0268  | Class 2 Data Error Reported  | BCM, IPC, EBCM, PCM, TCSCM  | DTC C0267 or C0268 and C067 or C068 in Antilock Brake System  | 
C0327  | Encoder Circuit Malfunction  | TCSCM  | DTC C0327 in Transfer Case - Isuzu T150  | 
C0550  | Electronic Control Unit (ECU) Performance  | EBCM, TCSCM  | DTC C0550 in Antilock Brake System or DTC C0550 in Transfer Case - Isuzu T150  | 
C0899  | Device Voltage Low  | EBCM  | DTC C0899 in Antilock Brake System  | 
C0900  | Device Voltage High  | EBCM  | DTC C0900 in Antilock Brake System  | 
P0013  | Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit  | PCM  | DTC P0013 in Engine Controls - 2.8L (LK5)  | 
Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit Bank 1  | PCM  | DTC P0013 in Engine Controls - 3.5L (L52)  | |
P0014  | Exhaust Camshaft Position (CMP) System Performance  | PCM  | DTC P0014 in Engine Controls - 2.8L (LK5)  | 
Exhaust Camshaft Position (CMP) System Performance Bank 1  | PCM  | DTC P0014 in Engine Controls - 3.5L (L52)  | |
P0016  | Crankshaft Position (CKP) Intake Camshaft Position (CMP) Correlation  | PCM  | DTC P0016 in Engine Controls - 3.5L (L52)  | 
P0017  | Crankshaft Position (CKP) Exhaust Camshaft Position (CMP) Correlation  | PCM  | DTC P0017 in Engine Controls - 2.8L (LK5) or DTC P0017 in Engine Controls - 3.5L (L52)  | 
P0030  | HO2S Heater Control Circuit Sensor 1  | PCM  | DTC P0030 or P0036 in Engine Controls - 2.8L (LK5)  | 
HO2S Heater Control Circuit Bank 1 Sensor 1  | PCM  | DTC P0030 or P0036 in Engine Controls - 3.5L (L52)  | |
P0036  | HO2S Heater Control Circuit Sensor 2  | PCM  | DTC P0030 or P0036 in Engine Controls - 2.8L (LK5)  | 
HO2S Heater Control Circuit Bank 1 Sensor 2  | PCM  | DTC P0030 or P0036 in Engine Controls - 3.5L (L52)  | |
P0068  | Throttle Body Airflow Performance  | PCM  | DTC P0068 in Engine Controls - 2.8L (LK5) or DTC P0068 in Engine Controls - 3.5L (L52)  | 
P0101  | Mass Air Flow (MAF) Sensor Performance  | PCM  | DTC P0101 in Engine Controls - 2.8L (LK5) or DTC P0101 in Engine Controls - 3.5L (L52)  | 
P0102  | Mass Air Flow (MAF) Sensor Circuit Low Frequency  | PCM  | DTC P0102 in Engine Controls - 2.8L (LK5) or DTC P0102 in Engine Controls - 3.5L (L52)  | 
P0103  | Mass Air Flow (MAF) Sensor Circuit High Frequency  | PCM  | DTC P0103 in Engine Controls - 2.8L (LK5) or DTC P0103 in Engine Controls - 3.5L (L52)  | 
P0106  | Manifold Absolute Pressure (MAP) Sensor Performance  | PCM  | DTC P0106 in Engine Controls - 2.8L (LK5) or DTC P0106 in Engine Controls - 3.5L (L52)  | 
P0107  | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage  | PCM  | DTC P0107 in Engine Controls - 2.8L (LK5) or DTC P0107 in Engine Controls - 3.5L (L52)  | 
P0108  | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage  | PCM  | DTC P0108 in Engine Controls - 2.8L (LK5) or DTC P0108 in Engine Controls - 3.5L (L52)  | 
P0112  | Intake Air Temperature (IAT) Sensor Circuit Low Voltage  | PCM  | DTC P0112 in Engine Controls - 2.8L (LK5) or DTC P0112 in Engine Controls - 3.5L (L52)  | 
P0113  | Intake Air Temperature (IAT) Sensor Circuit High Voltage  | PCM  | DTC P0113 in Engine Controls - 2.8L (LK5) or DTC P0113 in Engine Controls - 3.5L (L52)  | 
P0117  | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage  | PCM  | DTC P0117 in Engine Controls - 2.8L (LK5) or DTC P0117 in Engine Controls - 3.5L (L52)  | 
P0118  | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage  | PCM  | DTC P0118 in Engine Controls - 2.8L (LK5) or DTC P0118 in Engine Controls - 3.5L (L52)  | 
P0120  | Throttle Position (TP) Sensor 1 Circuit  | PCM  | DTC P0120 in Engine Controls - 2.8L (LK5) or DTC P0120 in Engine Controls - 3.5L (L52)  | 
P0121  | Throttle Position (TP) Sensor 1 Performance  | PCM  | DTC P0121 in Engine Controls - 2.8L (LK5) or DTC P0121 in Engine Controls - 3.5L (L52)  | 
P0122  | Throttle Position (TP) Sensor 1 Circuit Low Voltage  | PCM  | DTC P0122 in Engine Controls - 2.8L (LK5) or DTC P0122 in Engine Controls - 3.5L (L52)  | 
P0123  | Throttle Position (TP) Sensor 1 Circuit High Voltage  | PCM  | DTC P0123 in Engine Controls - 2.8L (LK5) or DTC P0123 in Engine Controls - 3.5L (L52)  | 
P0125  | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control  | PCM  | DTC P0125 in Engine Controls - 2.8L (LK5) or DTC P0125 in Engine Controls - 3.5L (L52)  | 
P0128  | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature  | PCM  | DTC P0128 in Engine Controls - 2.8L (LK5) or DTC P0128 in Engine Controls - 3.5L (L52)  | 
P0130  | HO2S Circuit Sensor 1  | PCM  | DTC P0130 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Bank 1 Sensor 1  | PCM  | DTC P0130 in Engine Controls - 3.5L (L52)  | |
P0131  | HO2S Circuit Low Voltage Sensor 1  | PCM  | DTC P0131 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Low Voltage Bank 1 Sensor 1  | PCM  | DTC P0131 in Engine Controls - 3.5L (L52)  | |
P0132  | HO2S Circuit High Voltage Sensor 1  | PCM  | DTC P0132 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit High Voltage Bank 1 Sensor 1  | PCM  | DTC P0132 in Engine Controls - 3.5L (L52)  | |
P0133  | HO2S Slow Response Sensor 1  | PCM  | DTC P0133 in Engine Controls - 2.8L (LK5)  | 
HO2S Slow Response Bank 1 Sensor 1  | PCM  | DTC P0133 in Engine Controls - 3.5L (L52)  | |
P0134  | HO2S Circuit Insufficient Activity Sensor 1  | PCM  | DTC P0134 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Insufficient Activity Bank 1 Sensor 1  | PCM  | DTC P0134 in Engine Controls - 3.5L (L52)  | |
P0135  | HO2S Heater Performance Sensor 1  | PCM  | DTC P0135 in Engine Controls - 2.8L (LK5)  | 
HO2S Heater Performance Bank 1 Sensor 1  | PCM  | DTC P0135 in Engine Controls - 3.5L (L52)  | |
P0136  | HO2S Circuit Sensor 2  | PCM  | DTC P0136 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Bank 1 Sensor 2  | PCM  | DTC P0136 in Engine Controls - 3.5L (L52)  | |
P0137  | HO2S Circuit Low Voltage Sensor 2  | PCM  | DTC P0137 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Low Voltage Bank 1 Sensor 2  | PCM  | DTC P0137 in Engine Controls - 3.5L (L52)  | |
P0138  | HO2S Circuit High Voltage Sensor 2  | PCM  | DTC P0138 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit High Voltage Bank 1 Sensor 2  | PCM  | DTC P0138 in Engine Controls - 3.5L (L52)  | |
P0140  | HO2S Circuit Insufficient Activity Sensor 2  | PCM  | DTC P0140 in Engine Controls - 2.8L (LK5)  | 
HO2S Circuit Insufficient Activity Bank 1 Sensor 2  | PCM  | DTC P0140 in Engine Controls - 3.5L (L52)  | |
P0141  | HO2S Heater Performance Sensor 2  | PCM  | DTC P0141 in Engine Controls - 2.8L (LK5)  | 
HO2S Heater Performance Bank 1 Sensor 2  | PCM  | DTC P0141 in Engine Controls - 3.5L (L52)  | |
P0171  | Fuel Trim System Lean  | PCM  | DTC P0171 in Engine Controls - 2.8L (LK5) or DTC P0171 in Engine Controls - 3.5L (L52)  | 
P0172  | Fuel Trim System Rich  | PCM  | DTC P0172 in Engine Controls - 2.8L (LK5) or DTC P0172 in Engine Controls - 3.5L (L52)  | 
P0201  | Injector 1 Control Circuit  | PCM  | DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5) or DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)  | 
P0202  | Injector 2 Control Circuit  | PCM  | DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5) or DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)  | 
P0203  | Injector 3 Control Circuit  | PCM  | DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5) or DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)  | 
P0204  | Injector 4 Control Circuit  | PCM  | DTC P0201, P0202, P0203, or P0204 in Engine Controls - 2.8L (LK5) or DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)  | 
P0205  | Injector 5 Control Circuit  | PCM  | DTC P0201, P0202, P0203, P0204, or P0205 in Engine Controls - 3.5L (L52)  | 
P0218  | Transmission Fluid Overtemperature  | PCM  | DTC P0218 in Automatic Transmission - 4L60-E/4L65-E  | 
P0220  | Throttle Position (TP) Sensor 2 Circuit  | PCM  | DTC P0220 in Engine Controls - 2.8L (LK5) or DTC P0220 in Engine Controls - 3.5L (L52)  | 
P0222  | Throttle Position (TP) Sensor 2 Circuit Low Voltage  | PCM  | DTC P0222 in Engine Controls - 2.8L (LK5) or DTC P0222 in Engine Controls - 3.5L (L52)  | 
P0223  | Throttle Position (TP) Sensor 2 Circuit High Voltage  | PCM  | DTC P0223 in Engine Controls - 2.8L (LK5) or DTC P0223 in Engine Controls - 3.5L (L52)  | 
P0230  | Fuel Pump Relay Control Circuit  | PCM  | DTC P0230 in Engine Controls - 2.8L (LK5) or DTC P0230 in Engine Controls - 3.5L (L52)  | 
P0300  | Engine Misfire Detected  | PCM  | DTC P0300 in Engine Controls - 2.8L (LK5) or DTC P0300 in Engine Controls - 3.5L (L52)  | 
P0301  | Cylinder 1 Misfire Detected  | PCM  | DTC P0301-P0304 in Engine Controls - 2.8L (LK5) or DTC P0301-P0305 in Engine Controls - 3.5L (L52)  | 
P0302  | Cylinder 2 Misfire Detected  | PCM  | DTC P0301-P0304 in Engine Controls - 2.8L (LK5) or DTC P0301-P0305 in Engine Controls - 3.5L (L52)  | 
P0303  | Cylinder 3 Misfire Detected  | PCM  | DTC P0301-P0304 in Engine Controls - 2.8L (LK5) or DTC P0301-P0305 in Engine Controls - 3.5L (L52)  | 
P0304  | Cylinder 4 Misfire Detected  | PCM  | DTC P0301-P0304 in Engine Controls - 2.8L (LK5) or DTC P0301-P0305 in Engine Controls - 3.5L (L52)  | 
P0305  | Cylinder 5 Misfire Detected  | PCM  | DTC P0301-P0305 in Engine Controls - 3.5L (L52)  | 
P0315  | Crankshaft Position (CKP) System Variation Not Learned  | PCM  | DTC P0315 in Engine Controls - 2.8L (LK5) or DTC P0315 in Engine Controls - 3.5L (L52)  | 
P0325  | Knock Sensor (KS) Circuit  | PCM  | DTC P0325 in Engine Controls - 2.8L (LK5) or DTC P0325 in Engine Controls - 3.5L (L52)  | 
P0326  | Knock Sensor (KS) Performance  | PCM  | DTC P0326 in Engine Controls - 2.8L (LK5) or DTC P0326 in Engine Controls - 3.5L (L52)  | 
P0327  | Knock Sensor 1 Circuit  | PCM  | DTC P0327 in Engine Controls - 2.8L (LK5) or DTC P0327 or P0332 in Engine Controls - 3.5L (L52)  | 
P0332  | Knock Sensor 2 Circuit  | PCM  | DTC P0327 or P0332 in Engine Controls - 3.5L (L52)  | 
P0335  | Crankshaft Position (CKP) Sensor Circuit  | PCM  | DTC P0335 in Engine Controls - 2.8L (LK5) or DTC P0335 in Engine Controls - 3.5L (L52)  | 
P0336  | Crankshaft Position (CKP) Sensor Performance  | PCM  | DTC P0336 in Engine Controls - 2.8L (LK5) or DTC P0336 in Engine Controls - 3.5L (L52)  | 
P0340  | Intake Camshaft Position (CMP) Sensor Circuit  | PCM  | DTC P0340 in Engine Controls - 3.5L (L52)  | 
P0341  | Intake Camshaft Position (CMP) Sensor Performance  | PCM  | DTC P0341 in Engine Controls - 3.5L (L52)  | 
P0351  | Ignition Coil 1 Control Circuit  | PCM  | DTC P0351-P0354 in Engine Controls - 2.8L (LK5) or DTC P0351-P0355 in Engine Controls - 3.5L (L52)  | 
P0352  | Ignition Coil 2 Control Circuit  | PCM  | DTC P0351-P0354 in Engine Controls - 2.8L (LK5) or DTC P0351-P0355 in Engine Controls - 3.5L (L52)  | 
P0353  | Ignition Coil 3 Control Circuit  | PCM  | DTC P0351-P0354 in Engine Controls - 2.8L (LK5) or DTC P0351-P0355 in Engine Controls - 3.5L (L52)  | 
P0354  | Ignition Coil 4 Control Circuit  | PCM  | DTC P0351-P0354 in Engine Controls - 2.8L (LK5) or DTC P0351-P0355 in Engine Controls - 3.5L (L52)  | 
P0355  | Ignition Coil 5 Control Circuit  | PCM  | DTC P0351-P0355 in Engine Controls - 3.5L (L52)  | 
P0365  | Exhaust Camshaft Position (CMP) Sensor Circuit  | PCM  | DTC P0365 in Engine Controls - 2.8L (LK5) or DTC P0365 in Engine Controls - 3.5L (L52)  | 
P0366  | Exhaust Camshaft Position (CMP) Sensor Performance  | PCM  | DTC P0366 in Engine Controls - 2.8L (LK5) or DTC P0366 in Engine Controls - 3.5L (L52)  | 
P0420  | Catalyst System Low Efficiency  | PCM  | DTC P0420 in Engine Controls - 2.8L (LK5) or DTC P0420 in Engine Controls - 3.5L (L52)  | 
P0442  | Evaporative Emission (EVAP) System Small Leak Detected  | PCM  | DTC P0442 in Engine Controls - 2.8L (LK5) or DTC P0442 in Engine Controls - 3.5L (L52)  | 
P0443  | Evaporative Emission (EVAP) Purge Solenoid Control Circuit  | PCM  | DTC P0443 in Engine Controls - 2.8L (LK5) or DTC P0443 in Engine Controls - 3.5L (L52)  | 
P0446  | Evaporative Emission (EVAP) Vent System Performance  | PCM  | DTC P0446 in Engine Controls - 2.8L (LK5) or DTC P0446 in Engine Controls - 3.5L (L52)  | 
P0449  | Evaporative Emission (EVAP) Vent Solenoid Control Circuit  | PCM  | DTC P0449 in Engine Controls - 2.8L (LK5) or DTC P0449 in Engine Controls - 3.5L (L52)  | 
P0451  | Fuel Tank Pressure (FTP) Sensor Performance  | PCM  | DTC P0451 in Engine Controls - 2.8L (LK5) or DTC P0451 in Engine Controls - 3.5L (L52)  | 
P0452  | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage  | PCM  | DTC P0452 in Engine Controls - 2.8L (LK5) or DTC P0452 in Engine Controls - 3.5L (L52)  | 
P0453  | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage  | PCM  | DTC P0453 in Engine Controls - 2.8L (LK5) or DTC P0453 in Engine Controls - 3.5L (L52)  | 
P0454  | Fuel Tank Pressure (FTP) Sensor Circuit Intermittent  | PCM  | DTC P0454 in Engine Controls - 2.8L (LK5) or DTC P0454 in Engine Controls - 3.5L (L52)  | 
P0455  | Evaporative Emission (EVAP) System Large Leak Detected  | PCM  | DTC P0455 in Engine Controls - 2.8L (LK5) or DTC P0455 in Engine Controls - 3.5L (L52)  | 
P0461  | Fuel Level Sensor Performance  | PCM  | DTC P0461 in Instrument Panel, Gages, and Console  | 
P0462  | Fuel Level Sensor Circuit Low Voltage  | PCM  | DTC P0462 in Instrument Panel, Gages, and Console  | 
P0463  | Fuel Level Sensor Circuit High Voltage  | PCM  | DTC P0463 in Instrument Panel, Gages, and Console  | 
P0496  | Evaporative Emission (EVAP) System Flow During Non-Purge  | PCM  | DTC P0496 in Engine Controls - 2.8L (LK5) or DTC P0496 in Engine Controls - 3.5L (L52)  | 
P0502  | Vehicle Speed Sensor (VSS) Circuit Low Voltage  | PCM  | DTC P0502 in Automatic Transmission - 4L60-E/4L65-E or DTC P0502 in Manual Transmission - Aisin AR5  | 
P0503  | Vehicle Speed Sensor (VSS) Circuit Intermittent  | PCM  | DTC P0503 in Automatic Transmission - 4L60-E/4L65-E  | 
P0506  | Idle Speed Low  | PCM  | DTC P0506 in Engine Controls - 2.8L (LK5) or DTC P0506 in Engine Controls - 3.5L (L52)  | 
P0507  | Idle Speed High  | PCM  | DTC P0507 in Engine Controls - 2.8L (LK5) or DTC P0507 in Engine Controls - 3.5L (L52)  | 
P0520  | Engine Oil Pressure (EOP) Sensor Circuit  | PCM  | DTC P0520 in Instrument Panel, Gages, and Console  | 
P0532  | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit Low Voltage  | PCM  | DTC P0532 or P0533 in HVAC Systems - Manual  | 
P0533  | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit High Voltage  | PCM  | DTC P0532 or P0533 in HVAC Systems - Manual  | 
P0562  | System Voltage Low  | PCM  | DTC P0562 in Engine Electrical  | 
P0563  | System Voltage High  | PCM  | DTC P0563 in Engine Electrical  | 
P0564  | Cruise Control Multi-Function Switch Circuit  | PCM  | DTC P0564 in Cruise Control  | 
P0601  | Control Module Read Only Memory (ROM)  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0602  | Control Module Not Programmed  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0603  | Control Module Long Term Memory Reset  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0604  | Control Module Random Access Memory (RAM)  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0606  | Control Module Internal Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0607  | Control Module Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P060D  | Control Module Accelerator Pedal Position (APP) System Performance  | PCM  | DTC P060D in Engine Controls - 2.8L (LK5) or DTC P060D in Engine Controls - 3.5L (L52)  | 
P060E  | Control Module Throttle Position (TP) System Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P0621  | Generator L-Terminal Circuit  | PCM  | DTC P0621 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 - 2.8L (LK5) or DTC P0641 in Engine Controls - 3.5L (L52)  | 
P0650  | Malfunction Indicator Lamp (MIL) Control Circuit  | PCM  | DTC P0650 in Engine Controls - 2.8L (LK5) or DTC P0650 in Engine Controls - 3.5L (L52)  | 
P0651  | 5-Volt Reference 2 Circuit  | PCM  | DTC P0651 in Engine Controls - 2.8L (LK5) or DTC P0651 in Engine Controls - 3.5L (L52)  | 
P0711  | Transmission Fluid Temperature (TFT) Sensor Performance  | PCM  | DTC P0711 in Automatic Transmission - 4L60-E/4L65-E  | 
P0712  | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage  | PCM  | DTC P0712 in Automatic Transmission - 4L60-E/4L65-E  | 
P0713  | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage  | PCM  | DTC P0713 in Automatic Transmission - 4L60-E/4L65-E  | 
P0719  | Brake Switch Circuit Low Voltage  | PCM  | DTC P0719 in Automatic Transmission - 4L60-E/4L65-E  | 
P0724  | Brake Switch Circuit High Voltage  | PCM  | DTC P0724 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  | 
P0742  | Torque Converter Clutch (TCC) System - Stuck On  | PCM  | DTC P0742 in Automatic Transmission - 4L60-E/4L65-E  | 
P0748  | Pressure Control (PC) Solenoid Control Circuit  | PCM  | DTC P0748 in Automatic Transmission - 4L60-E/4L65-E  | 
P0751  | 1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear  | PCM  | DTC P0751 in Automatic Transmission - 4L60-E/4L65-E  | 
P0752  | 1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear  | PCM  | DTC P0752 in Automatic Transmission - 4L60-E/4L65-E  | 
P0756  | 2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear  | PCM  | DTC P0756 in Automatic Transmission - 4L60-E/4L65-E  | 
P0757  | 2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear  | PCM  | DTC P0757 in Automatic Transmission - 4L60-E/4L65-E  | 
P0787  | 3-2 Shift Solenoid (SS) Control Circuit Low Voltage  | PCM  | DTC P0787 in Automatic Transmission - 4L60-E/4L65-E  | 
P0788  | 3-2 Shift Solenoid (SS) Control Circuit High Voltage  | PCM  | DTC P0788 in Automatic Transmission - 4L60-E/4L65-E  | 
P0856  | Traction Control Torque Request Circuit  | EBCM, PCM  | DTC C0240 or P0856 in Antilock Brake System  | 
P0894  | Transmission Component Slipping  | PCM  | DTC P0894 in Automatic Transmission - 4L60-E/4L65-E  | 
P0973  | 1-2 Shift Solenoid (SS) Control Circuit Low Voltage  | PCM  | DTC P0973 in Automatic Transmission - 4L60-E/4L65-E  | 
P0974  | 1-2 Shift Solenoid (SS) Control Circuit High Voltage  | PCM  | DTC P0974 in Automatic Transmission - 4L60-E/4L65-E  | 
P0976  | 2-3 Shift Solenoid (SS) Control Circuit Low Voltage  | PCM  | DTC P0976 in Automatic Transmission - 4L60-E/4L65-E  | 
P0977  | 2-3 Shift Solenoid (SS) Control Circuit High Voltage  | PCM  | DTC P0977 in Automatic Transmission - 4L60-E/4L65-E  | 
P1101  | Intake Air Flow System Performance  | PCM  | DTC P1101 in Engine Controls - 2.8L (LK5) or DTC P1101 in Engine Controls - 3.5L (L52)  | 
P1106  | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1106 in Engine Controls - 2.8L (LK5) or DTC P1106 in Engine Controls - 3.5L (L52)  | 
P1107  | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1107 in Engine Controls - 2.8L (LK5) or DTC P1107 in Engine Controls - 3.5L (L52)  | 
P1111  | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1111 in Engine Controls - 2.8L (LK5) or DTC P1111 in Engine Controls - 3.5L (L52)  | 
P1112  | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1112 in Engine Controls - 2.8L (LK5) or DTC P1112 in Engine Controls - 3.5L (L52)  | 
P1114  | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage  | PCM  | DTC P1114 in Engine Controls - 2.8L (LK5) or DTC P1114 in Engine Controls - 3.5L (L52)  | 
P1115  | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage  | PCM  | DTC P1115 in Engine Controls - 2.8L (LK5) or DTC P1115 in Engine Controls - 3.5L (L52)  | 
P1133  | HO2S Insufficient Switching Sensor 1  | PCM  | DTC P1133 in Engine Controls - 2.8L (LK5)  | 
HO2S Insufficient Switching Bank 1 Sensor 1  | PCM  | DTC P1133 in Engine Controls - 3.5L (L52)  | |
P1380  | Misfire Detected - Rough Road Data Not Available  | PCM  | DTC P1380 in Engine Controls - 2.8L (LK5) or DTC P1380 in Engine Controls - 3.5L (L52)  | 
P1381  | Misfire Detected - No Communication With Brake Control Module  | PCM  | DTC P1381 in Engine Controls - 2.8L (LK5) or DTC P1381 in Engine Controls - 3.5L (L52)  | 
P1516  | Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance  | PCM  | DTC P1516 in Engine Controls - 2.8L (LK5) or DTC P1516 in Engine Controls - 3.5L (L52)  | 
P1545  | Air Conditioning (A/C) Clutch Relay Control Circuit  | PCM  | DTC P1545 in HVAC Systems - Manual  | 
P1574  | Stop Lamp Switch Circuit  | PCM  | DTC P1574 in Cruise Control  | 
P1621  | Control Module Long Term Memory Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
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  | 
P1631  | Theft Deterrent Fuel Enable Signal Not Correct  | PCM  | DTC P1631 in Theft Deterrent  | 
P1682  | Ignition 1 Switch Circuit 2  | PCM  | DTC P1682 in Engine Controls - 2.8L (LK5) or DTC P1682 in Engine Controls - 3.5L (L52)  | 
P1689  | Traction Control Delivered Torque Output Circuit  | EBCM, PCM  | DTC C0244 or P1689 in Antilock Brake System  | 
P1810  | Transmission Fluid Pressure (TFP) Position Switch Circuit  | PCM  | DTC P1810 in Automatic Transmission - 4L60-E/4L65-E  | 
P1815  | Transmission Fluid Pressure (TFP) Valve Position Switch - Start in Wrong Range  | PCM  | DTC P1815 in Automatic Transmission - 4L60-E/4L65-E  | 
P1816  | Transmission Fluid Pressure (TFP) Valve Position Switch Indicates Park/Neutral (P/N) with Drive Ratio  | PCM  | DTC P1816 in Automatic Transmission - 4L60-E/4L65-E  | 
P2101  | Throttle Actuator Position Performance  | PCM  | DTC P2101 in Engine Controls - 2.8L (LK5) or DTC P2101 in Engine Controls - 3.5L (L52)  | 
P2119  | Throttle Closed Position Performance  | PCM  | DTC P2119 in Engine Controls - 2.8L (LK5) or DTC P2119 in Engine Controls - 3.5L (L52)  | 
P2120  | Accelerator Pedal Position (APP) Sensor 1 Circuit  | PCM  | DTC P2120 in Engine Controls - 2.8L (LK5) or DTC P2120 in Engine Controls - 3.5L (L52)  | 
P2122  | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage  | PCM  | DTC P2122 in Engine Controls - 2.8L (LK5) or DTC P2122 in Engine Controls - 3.5L (L52)  | 
P2123  | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage  | PCM  | DTC P2123 in Engine Controls - 2.8L (LK5) or DTC P2123 in Engine Controls - 3.5L (L52)  | 
P2125  | Accelerator Pedal Position (APP) Sensor 2 Circuit  | PCM  | DTC P2125 in Engine Controls - 2.8L (LK5) or DTC P2125 in Engine Controls - 3.5L (L52)  | 
P2127  | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage  | PCM  | DTC P2127 in Engine Controls - 2.8L (LK5) or DTC P2127 in Engine Controls - 3.5L (L52)  | 
P2128  | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage  | PCM  | DTC P2128 in Engine Controls - 2.8L (LK5) or DTC P2128 in Engine Controls - 3.5L (L52)  | 
P2135  | Throttle Position (TP) Sensor 1-2 Correlation  | PCM  | DTC P2135 in Engine Controls - 2.8L (LK5) or DTC P2135 in Engine Controls - 3.5L (L52)  | 
P2138  | Throttle Position (TP) Sensor 1-2 Correlation  | PCM  | DTC P2138 in Engine Controls - 2.8L (LK5) or DTC P2138 in Engine Controls - 3.5L (L52)  | 
P2176  | Minimum Throttle Position Not Learned  | PCM  | DTC P2176 in Engine Controls - 2.8L (LK5) or DTC P2176 in Engine Controls - 3.5L (L52)  | 
P2610  | Control Module Ignition Off Timer Performance  | PCM  | DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 2.8L (LK5) or DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P060E, P1600, P1621, P1627, P1681, P1683, or P2610 in Engine Controls - 3.5L (L52)  | 
P2763  | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit High Voltage  | PCM  | DTC P2763 in Automatic Transmission - 4L60-E/4L65-E  | 
P2764  | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit Low Voltage  | PCM  | DTC P2764 in Automatic Transmission - 4L60-E/4L65-E  | 
P2769  | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit Low Voltage  | PCM  | DTC P2769 in Automatic Transmission - 4L60-E/4L65-E  | 
P2770  | Torque Converter Clutch (TCC) Enable Solenoid Control Circuit High Voltage  | PCM  | DTC P2770 in Automatic Transmission - 4L60-E/4L65-E  | 
P2771  | Four Wheel Drive (4WD) Low Switch Circuit  | PCM  | DTC P2771 in Automatic Transmission - 4L60-E/4L65-E  | 
U1000  | Class 2 Data Link  | BCM, DRR, EBCM, IPC, PCM, Radio, SDM, TCSCM, VCIM  | DTC U1000 and U1255 in Computer/Integrating Systems  | 
U1016  | Lost Communications With Powertrain Control Module (PCM)  | BCM, DRR, EBCM, IPC, Radio, SDM, TCSCM, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1026  | Lost Communications With Transfer Case Shift Control Module (TCSCM)  | EBCM, PCM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1040  | Lost Communications With Electronic Brake Control Module (EBCM)  | IPC, PCM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1064  | Lost Communications With Body Control Module (BCM)  | DRR, EBCM, IPC, PCM, Radio, SDM, TCSCM, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1088  | Lost Communications With Sensing and Diagnostic Module (SDM)  | IPC, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1096  | Lost Communications With Instrument Panel Cluster (IPC)  | BCM, SDM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1128  | Lost Communications With Radio  | DRR, VCIM  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1137  | Lost Communications With Digital Radio Receiver (DRR)  | Radio  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1151  | Lost Communications With Communication Interface Module (OnStar®)  | PCM, Radio  | DTC U1001-U1254 in Computer/Integrating Systems  | 
U1300  | Class 2 Data Link Low  | BCM, DRR, EBCM, IPC, PCM, Radio, SDM, VCIM  | DTC U1300, U1301, or U1305 in Computer/Integrating Systems  | 
U1301  | Class 2 Data Link High  | BCM, DRR, EBCM, IPC, PCM, Radio, SDM, VCIM  | DTC U1300, U1301, or U1305 in Computer/Integrating Systems  | 
U1500  | Inter-Device Dedicated Bus Malfunction  | OnStar®, VCIM  | DTC U1500 in Cellular Communication  |