Ordered Diagnostic Trouble Codes (DTCS)
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | DTC Descriptor | Module that sets the DTC | Diagnostic Procedure |
|---|---|---|---|
| B0016 | Passenger Frontal Deployment Loop (single stage or stage 1) Resistance Low | SDM | DTC B0016, B0017, or B0018 in SIR |
| B0017 | Passenger Frontal Deployment Loop (single stage or stage 1) Open | SDM | DTC B0016, B0017, or B0018 in SIR |
| B0018 | Passenger Frontal Deployment Loop (single stage or stage 1) Voltage Out of Range | SDM | DTC B0016, B0017, or B0018 in SIR |
| B0022 | Driver Frontal Deployment Loop (single stage or Stage 1) Resistance Low | SDM | DTC B0022, B0024, or B0026 in SIR |
| B0024 | Driver Frontal Deployment Loop (single stage or Stage 1) Voltage Out of Range | SDM | DTC B0022, B0024, or B0026 in SIR |
| B0026 | Driver Frontal Deployment Loop (single stage or Stage 1) Open | SDM | DTC B0022, B0024, or B0026 in SIR |
| B0040 | Left Front Side Deployment Loop Resistance Low | SDM | DTC B0040, B0041, or B0045 in SIR |
| B0041 | Left Front Side Deployment Loop Open | SDM | DTC B0040, B0041, or B0045 in SIR |
| B0045 | Left Front Side 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 | Driver Side Impact Sensor (SIS) Performance | SDM | DTC B0077, B0079, or B0080 in SIR |
| B0079 | Incorrect Driver Side Impact Sensor (SIS) Installed | SDM | DTC B0077, B0079, or B0080 in SIR |
| B0080 | Discard Driver Side Impact Sensor (SIS) | SDM | DTC B0077, B0079, or B0080 in SIR |
| B0332 | Climate Control Selection Switch 4 (vent) Circuit Open | HVAC Control Module | DTC B0332, B0333, B0337, or B0338 in HVAC Systems - Automatic |
| B0333 | Climate Control Selection Switch 5 (defrost) Circuit | HVAC Control Module | DTC B0332, B0333, B0337, or B0338 in HVAC Systems - Automatic |
| B0337 | Climate Control Selection Switch 5 (defrost) Circuit Open | HVAC Control Module | DTC B0332, B0333, B0337, or B0338 in HVAC Systems - Automatic |
| B0338 | Climate Control Selection Switch 6 (warmer) Circuit | HVAC Control Module | DTC B0332, B0333, B0337, or B0338 in HVAC Systems - Automatic |
| B0348 | Climate Control Selection Switch 8 (blend 1; face and floor) Circuit | HVAC Control Module | DTC B0348 in HVAC Systems - Automatic |
| B0361 | Climate Control Selection Switch 10 (auto control) Circuit High | HVAC Control Module | DTC B0361 or B0365 in HVAC Systems - Automatic |
| B0363 | Climate Control Selection Switch 11 (dual zone) Circuit | HVAC Control Module | DTC B0363 or B0367 in HVAC Systems - Automatic |
| B0365 | Climate Control Selection Switch 11 (dual zone) Circuit Low | HVAC Control Module | DTC B0361 or B0365 in HVAC Systems - Automatic |
| B0367 | Climate Control Selection Switch 11 (dual zone) Circuit Open | HVAC Control Module | DTC B0363 or B0367 in HVAC Systems - Automatic |
| B0441 | Auxiliary Heater Glow Plug Circuit High | HVAC Control Module | DTC B0441 or B0446 in HVAC Systems - Automatic |
| B0446 | Auxiliary Heater Fuel Pump Circuit High | HVAC Control Module | DTC B0441 or B0446 in HVAC Systems - Automatic |
| B0570 | Low Coolant Indicator Circuit | IPC | DTC B0570 in Instrument Panel, Gages, and Console |
| B0600 | Door {single or 1} (left front or generic) Ajar Indicator Circuit | IPC | DTC B0600 in Instrument Panel, Gages, and Console |
| B0602 | Door {single or 1} (left front or generic) Ajar Indicator Circuit Low | IPC | DTC B0602 in Instrument Panel, Gages, and Console |
| B0608 | Door 2 (right front) Ajar Indicator Circuit High | IPC | DTC B0608 in Instrument Panel, Gages, and Console |
| B1000 | Electronic Control Unit (ECU) Performance | BCM | DTC B1000 in Computer/Integrating Systems |
| B1001 | Option Configuration Error | SDM | DTC B1001 in SIR |
| Radio | DTC B1001 in Entertainment | ||
| B1003 | Electronic Control Unit (ECU) Identification Circuit | BCM | DTC B1003 in Keyless Entry |
| B1004 | Keep Alive Memory (KAM) Reset | VCIM | DTC B1004 in Computer/Integrating Systems |
| B1007 | EEPROM Write Error | VCIM | DTC B1007 in Computer/Integrating Systems |
| B1009 | EEPROM Checksum Mismatch | VCIM | DTC B1009 in Computer/Integrating Systems |
| B1013 | Calibration Read Only Memory (ROM) Checksum Error | BCM | DTC B1013 in Computer/Integrating Systems |
| B1025 | Audio ([+] or generic) Output 1 (left front or generic) Circuit | Radio | DTC B1025, B1035, B1045, or B1055 in Entertainment |
| B1035 | Audio ([+] or generic) Output 2 (right front) Circuit | Radio | DTC B1025, B1035, B1045, or B1055 in Entertainment |
| B1045 | Audio ([+] or generic) Output 3 (left rear) Circuit | Radio | DTC B1025, B1035, B1045, or B1055 in Entertainment |
| B1055 | Audio ([+] or generic) Output 4 (right rear) Circuit | Radio | DTC B1025, B1035, B1045, or B1055 in Entertainment |
| B1334 | Device Power 2 (low current 2) Circuit Open | BCM | DTC B1334 in Computer/Integrating Systems |
| B1339 | Device Power 3 (high current 1) Circuit Open | BCM | DTC B1339 in Computer/Integrating Systems |
| B1354 | Device Ground 2 (chassis ground 2) Circuit Open | BCM | DTC B1354 in Computer/Integrating Systems |
| B1422 | Device Power Moding Error | BCM | DTC B1422 in Computer/Integrating Systems |
| B1477 | Retained Accessory Power Circuit Low | BCM | DTC B1477 in Computer/Integrating Systems |
| B1478 | Retained Accessory Power Circuit High | BCM | DTC B1478 in Computer/Integrating Systems |
| B1482 | Battery Rundown Protection Circuit Low | BCM | DTC B1482 in Lighting Systems |
| B1780 | Theft Locked | Radio | DTC B1780 in Entertainment |
| B2455 | Cellular Phone Microphone Circuit | OnStar® VCIM | DTC B2455 in Cellular Communication |
| 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 |
| B2552 | Backup Lamps Control Circuit Low | BCM | DTC B2552 in Lighting Systems |
| B2553 | Backup Lamps Control Circuit High | BCM | DTC B2553 in Lighting Systems |
| B2559 | Passenger Compartment Lamp Control Circuit Open | BCM | DTC B2559 in Lighting Systems |
| B2577 | Headlamp Control Circuit Low | BCM | DTC B2577 in Lighting Systems |
| B2578 | Headlamp Control Circuit High | BCM | DTC B2578 in Lighting Systems |
| B2587 | Parklamp Control Circuit Low | BCM | DTC B2587 in Lighting Systems |
| B2588 | Parklamp Control Circuit High | BCM | DTC B2588 in Lighting Systems |
| B2603 | Daytime Running Lamp Control Circuit High | BCM | DTC B2603 in Lighting Systems |
| B2608 | Daytime Running Lamp Control 2 (right) Circuit High | BCM | DTC B2608 in Lighting Systems |
| B2617 | Passenger Compartment Dimming 2 Circuit Low | BCM | DTC B2617 in Lighting Systems |
| B2618 | Passenger Compartment Dimming 2 Circuit High | BCM | DTC B2618 in Lighting Systems |
| B2647 | Ambient Light Sensor Circuit Low | BCM | DTC B2647 in Lighting Systems |
| B2648 | Ambient Light Sensor Circuit High | BCM | DTC 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 |
| B2747 | Traction Control Switch Circuit Low | EBCM | DTC B2747 in Antilock Brake System |
| B2752 | Horn Relay Coil Circuit Low | BCM | DTC B2752 in Horns |
| B2753 | Horn Relay Coil Circuit High | BCM | DTC B2753 in Horns |
| B2818 | Low Tire Pressure System Reset Circuit Low | IPC | DTC B2818 in Tire Pressure Monitoring |
| 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 |
| B2964 | Key In Ignition Circuit High | BCM | DTC B2964 in Instrument Panel, Gages, and Console |
| B3031 | Security System Controller In Learn Mode | BCM | DTC B3031 in Theft Deterrent |
| B3094 | No Response From ECM/PCM Received | BCM | DTC B3094 in Theft Deterrent |
| B3102 | Keyless Entry Data Link Circuit Low | BCM | DTC B3102 in Keyless Entry |
| B3103 | Keyless Entry Data Link Circuit High | BCM | DTC B3103 in Keyless Entry |
| B3106 | Keyless Entry Data Link Parity Error | BCM | DTC B3106 in Keyless Entry |
| B3267 | Trunk Release Output Circuit Low | BCM | DTC B3267 in Body Rear End |
| B3268 | Trunk Release Output Circuit High | BCM | DTC B3268 in Body Rear End |
| C0550 | Electronic Control Unit (ECU) Performance | EBCM | DTC C0550 in Computer/Integrating Systems |
| C1214 | Solenoid Valve Relay Coil Or Contact Circuit Open | EBCM | DTC C1214 in Antilock Brake System |
| C1216 | Valve Solenoid Release Too Long | EBCM | DTC C1216 in Antilock Brake System |
| C1217 | Pump Motor Shorted to Ground | EBCM | DTC C1217 in Antilock Brake System |
| C1218 | Pump Motor Circuit Short to Voltage or Motor Ground Open | EBCM | DTC C1218 in Antilock Brake System |
| C1221 | Left Front Wheel Speed Sensor Input Signal = 0 | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1222 | Right Front Wheel Speed Sensor Input Signal = 0 | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1223 | Left Rear Wheel Speed Sensor Input Signal = 0 | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1224 | Right Rear Wheel Speed Sensor Input Signal = 0 | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1225 | Left Front Excessive Wheel Speed Sensor Variation | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1226 | Right Front Excessive Wheel Speed Sensor Variation | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1227 | Left Rear Excessive Wheel Speed Sensor Variation | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1228 | Right Rear Excessive Wheel Speed Sensor Variation | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1232 | Left Front Wheel Speed Sensor Circuit Open or Shorted | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1233 | Right Front Wheel Speed Sensor Circuit Open or Shorted | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1234 | Left Rear Wheel Speed Sensor Circuit Open or Shorted | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1235 | Right Rear Wheel Speed Sensor Circuit Open or Shorted | EBCM | DTC C1221-C1235 in Antilock Brake System |
| C1236 | Low System Supply Voltage | EBCM | DTC C1236 in Antilock Brake System |
| C1237 | High System Supply Voltage | EBCM | DTC C1237 in Antilock Brake System |
| C1238 | Brake Thermal Model Exceeded | EBCM | DTC C1238 in Antilock Brake System |
| C1242 | Pump Motor Circuit Open | EBCM | DTC C1242 or C1243 in Antilock Brake System |
| C1243 | Pump Motor Stalled | EBCM | DTC C1242 or C1243 in Antilock Brake System |
| C1245 | Low Tire Pressure Detected | EBCM | DTC C1245 in Tire Pressure Monitoring |
| C1247 | Low Brake Fluid Detected | EBCM | DTC C1247 in Hydraulic Brakes |
| C1248 | DRP Disabled | EBCM | DTC C1248 in Hydraulic Brakes |
| C1254 | Abnormal Shutdown Detected | EBCM | DTC C1254 in Hydraulic Brakes |
| C1255 | Loss of Class 2 Communication | EBCM | DTC C1255 or C1256 in Antilock Brake System |
| C1256 | EBCM/EBTCM Internal Malfunction | EBCM | DTC C1255 or C1256 in Antilock Brake System |
| C1261 | Left Front Inlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1262 | Left Front Outlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1263 | Right Front Inlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1264 | Right Front Outlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1265 | Left Rear Inlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1266 | Left Rear Outlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1267 | Right Rear Inlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1268 | Right Rear Outlet Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1272 | Left Front TCS Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1274 | Right Front TCS Valve Solenoid Malfunction | EBCM | DTC C1261-C1274 in Antilock Brake System |
| C1275 | PCM Requested ETS to be Disabled | EBCM | DTC C1275 in Antilock Brake System |
| C1276 | Delivered Torque Signal Circuit Malfunction | EBCM | DTC C1276, P1644, or P1689 in Antilock Brake System |
| C1277 | Requested Torque Signal Circuit Malfunction | EBCM | DTC C1277 or P0856 in Antilock Brake System |
| C1278 | TCS Temporarily Inhibited by PCM | EBCM | DTC C1278 in Antilock Brake System |
| C1291 | Open Brake Lamp Switch Contacts During Deceleration | EBCM | DTC C1291 in Antilock Brake System |
| C1294 | Brake Lamp Switch Circuit Always Active | EBCM | DTC C1294 in Antilock Brake System |
| C1295 | Brake Lamp Switch Circuit Open | EBCM | DTC C1295 in Antilock Brake System |
| P0016 | Crankshaft Position (CKP) - Camshaft Position (CMP) Correlation | PCM | DTC P0016 in Engine Controls - 3.1L |
| P0030 | HO2S Heater Control Circuit Sensor 1 | PCM | DTC P0030 in Engine Controls - 3.1L |
| P0036 | HO2S Heater Control Circuit Sensor 2 | PCM | DTC P0036 in Engine Controls - 3.1L |
| P0101 | Mass Air Flow (MAF) Sensor Performance | PCM | DTC P0101 in Engine Controls - 3.1L |
| P0102 | Mass Air Flow (MAF) Sensor Circuit Low Frequency | PCM | DTC P0102 in Engine Controls - 3.1L |
| P0103 | Mass Air Flow (MAF) Sensor Circuit High Frequency | PCM | DTC P0103 in Engine Controls - 3.1L |
| P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage | PCM | DTC P0107 in Engine Controls - 3.1L |
| P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage | PCM | DTC P0108 in Engine Controls - 3.1L |
| P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage | PCM | DTC P0112 in Engine Controls - 3.1L |
| P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage | PCM | DTC P0113 in Engine Controls - 3.1L |
| P0116 | Engine Coolant Temperature (ECT) Sensor Performance | PCM | DTC P0116 in Engine Controls - 3.1L |
| P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage | PCM | DTC P0117 in Engine Controls - 3.1L |
| P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage | PCM | DTC P0118 in Engine Controls - 3.1L |
| P0121 | Throttle Position (TP) Sensor Performance | PCM | DTC P0121 in Engine Controls - 3.1L |
| P0122 | Throttle Position (TP) Sensor Circuit Low Voltage | PCM | DTC P0122 in Engine Controls - 3.1L |
| P0123 | Throttle Position (TP) Sensor Circuit High Voltage | PCM | DTC P0123 in Engine Controls - 3.1L |
| P0125 | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control | PCM | DTC P0125 in Engine Controls - 3.1L |
| P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature | PCM | DTC P0128 in Engine Controls - 3.1L |
| P0131 | HO2S Circuit Low Voltage Sensor 1 | PCM | DTC P0131 in Engine Controls - 3.1L |
| P0132 | HO2S Circuit High Voltage Sensor 1 | PCM | DTC P0132 in Engine Controls - 3.1L |
| P0133 | HO2S Slow Response Sensor 1 | PCM | DTC P0133 in Engine Controls - 3.1L |
| P0134 | HO2S Circuit Insufficient Activity Sensor 1 | PCM | DTC P0134 in Engine Controls - 3.1L |
| P0135 | HO2S Heater Performance Sensor 1 | PCM | DTC P0135 in Engine Controls - 3.1L |
| P0137 | HO2S Circuit Low Voltage Sensor 2 | PCM | DTC P0137 in Engine Controls - 3.1L |
| P0138 | HO2S Circuit High Voltage Sensor 2 | PCM | DTC P0138 in Engine Controls - 3.1L |
| P0140 | HO2S Circuit Insufficient Activity Sensor 2 | PCM | DTC P0140 in Engine Controls - 3.1L |
| P0141 | HO2S Heater Performance Sensor 2 | PCM | DTC P0141 in Engine Controls - 3.1L |
| P0171 | Fuel Trim System Lean | PCM | DTC P0171 in Engine Controls - 3.1L |
| P0172 | Fuel Trim System Rich | PCM | DTC P0172 in Engine Controls - 3.1L |
| P0201 | Injector 1 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0202 | Injector 2 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0203 | Injector 3 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0204 | Injector 4 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0205 | Injector 5 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0206 | Injector 6 Control Circuit | PCM | DTC P0201-P0206 in Engine Controls - 3.1L |
| P0218 | Transmission Fluid Overtemperature | PCM | DTC P0218 in Automatic Transaxle - 4T65-E |
| P0230 | Fuel Pump Relay Control Circuit | PCM | DTC P0230 in Engine Controls - 3.1L |
| P0300 | Engine Misfire Detected | PCM | DTC P0300 in Engine Controls - 3.1L |
| P0315 | Crankshaft Position (CKP) System Variation Not Learned | PCM | DTC P0315 in Engine Controls - 3.1L |
| P0325 | Knock Sensor (KS) Module Performance | PCM | DTC P0325 in Engine Controls - 3.1L |
| P0327 | Knock Sensor (KS) Circuit | PCM | DTC P0327 in Engine Controls - 3.1L |
| P0335 | Crankshaft Position (CKP) Sensor Circuit | PCM | DTC P0335 in Engine Controls - 3.1L |
| P0336 | Crankshaft Position (CKP) Sensor Performance | PCM | DTC P0336 in Engine Controls - 3.1L |
| P0340 | Camshaft Position (CMP) Sensor Circuit | PCM | DTC P0340 in Engine Controls - 3.1L |
| P0341 | Camshaft Position (CMP) Sensor Performance | PCM | DTC P0341 in Engine Controls - 3.1L |
| P0350 | Ignition Coil Primary/Secondary Circuit | PCM | DTC P0350 in Engine Controls - 3.1L |
| P0385 | Crankshaft Position (CKP) Sensor B Circuit | PCM | DTC P0385 in Engine Controls - 3.1L |
| P0386 | Crankshaft Position (CKP) Sensor B Performance | PCM | DTC P0386 in Engine Controls - 3.1L |
| P0401 | Exhaust Gas Recirculation (EGR) Flow Insufficient | PCM | DTC P0401 in Engine Controls - 3.1L |
| P0403 | Exhaust Gas Recirculation (EGR) Solenoid Control Circuit | PCM | DTC P0403 in Engine Controls - 3.1L |
| P0404 | Exhaust Gas Recirculation (EGR) Open Position Performance | PCM | DTC P0404 in Engine Controls - 3.1L |
| P0405 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage | PCM | DTC P0405 in Engine Controls - 3.1L |
| P0406 | Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage | PCM | DTC P0406 in Engine Controls - 3.1L |
| P0420 | Catalyst System Low Efficiency | PCM | DTC P0420 in Engine Controls - 3.1L |
| P0442 | Evaporative Emission (EVAP) System Small Leak Detected | PCM | DTC P0442 in Engine Controls - 3.1L |
| P0443 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit | PCM | DTC P0443 in Engine Controls - 3.1L |
| P0446 | Evaporative Emission (EVAP) Vent System Performance | PCM | DTC P0446 in Engine Controls - 3.1L |
| P0449 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit | PCM | DTC P0449 in Engine Controls - 3.1L |
| P0452 | Fuel Tank Pressure (FTP) Sensor Circuit Low Voltage | PCM | DTC P0452 in Engine Controls - 3.1L |
| P0453 | Fuel Tank Pressure (FTP) Sensor Circuit High Voltage | PCM | DTC P0453 in Engine Controls - 3.1L |
| P0455 | Evaporative Emission (EVAP) System Large Leak Detected | PCM | DTC P0455 in Engine Controls - 3.1L |
| 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 |
| 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 - 3.1L |
| P0502 | Vehicle Speed Sensor (VSS) Circuit Low Voltage | PCM | DTC P0502 in Automatic Transaxle - 4T65-E |
| P0503 | Vehicle Speed Sensor (VSS) Circuit Intermittent | PCM | DTC P0503 in Automatic Transaxle - 4T65-E |
| P0506 | Idle Speed Low | PCM | DTC P0506 in Engine Controls - 3.1L |
| P0507 | Idle Speed High | PCM | DTC P0507 in Engine Controls - 3.1L |
| P0520 | Engine Oil Pressure (EOP) Sensor Circuit | PCM | DTC P0520 in Instrument Panel, Gages, and Console |
| P0530 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit | PCM | DTC P0530 in HVAC Systems - Manual |
| P0530 | Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit | PCM | DTC P0530 in HVAC Systems - Automatic |
| P0560 | System Voltage | PCM | DTC P0560 in Engine Electrical |
| P0601 | Control Module Read Only Memory (ROM) | PCM | DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.1L |
| P0602 | Control Module Not Programmed | PCM | DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.1L |
| P0620 | Generator Performance | PCM | DTC P0620 in Engine Electrical |
| P0641 | 5-Volt Reference 1 Circuit | PCM | DTC P0641 in Engine Controls - 3.1L |
| P0645 | Air Conditioning (A/C) Clutch Relay Control Circuit | PCM | DTC P0645
in HVAC Systems - Manual or DTC P0645 in HVAC Systems - Automatic |
| P0650 | Malfunction Indicator Lamp (MIL) Control Circuit | PCM | DTC P0650 in Engine Controls - 3.1L |
| P0651 | 5-Volt Reference 2 Circuit | PCM | DTC P0651 in Engine Controls - 3.1L |
| P0711 | Transmission Fluid Temperature (TFT) Sensor Performance | PCM | DTC P0711 in Automatic Transaxle - 4T65-E |
| P0712 | Transmission Fluid Temperature (TFT) Sensor Circuit Low Voltage | PCM | DTC P0712 in Automatic Transaxle - 4T65-E |
| P0713 | Transmission Fluid Temperature (TFT) Sensor Circuit High Voltage | PCM | DTC P0713 in Automatic Transaxle - 4T65-E |
| P0716 | Input Speed Sensor Performance | PCM | DTC P0716 in Automatic Transaxle - 4T65-E |
| P0717 | Input Speed Sensor Circuit Low Voltage | PCM | DTC P0717 in Automatic Transaxle - 4T65-E |
| P0719 | Brake Switch Circuit Low Voltage | PCM | DTC P0719 in Automatic Transaxle - 4T65-E |
| P0724 | Brake Switch Circuit High Voltage | PCM | DTC P0724 in Automatic Transaxle - 4T65-E |
| P0741 | Torque Converter Clutch (TCC) System - Stuck Off | PCM | DTC P0741 in Automatic Transaxle - 4T65-E |
| P0742 | Torque Converter Clutch (TCC) System - Stuck On | PCM | DTC P0742 in Automatic Transaxle - 4T65-E |
| P0748 | Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P0748 in Automatic Transaxle - 4T65-E |
| P0751 | 1-2 Shift Solenoid (SS) Valve Performance - No First or Fourth Gear | PCM | DTC P0751 in Automatic Transaxle - 4T65-E |
| P0752 | 1-2 Shift Solenoid (SS) Valve Performance - No Second or Third Gear | PCM | DTC P0752 in Automatic Transaxle - 4T65-E |
| P0753 | 1-2 Shift Solenoid (SS) Control Circuit | PCM | DTC P0753 in Automatic Transaxle - 4T65-E |
| P0756 | 2-3 Shift Solenoid (SS) Valve Performance - No First or Second Gear | PCM | DTC P0756 in Automatic Transaxle - 4T65-E |
| P0757 | 2-3 Shift Solenoid (SS) Valve Performance - No Third or Fourth Gear | PCM | DTC P0757 in Automatic Transaxle - 4T65-E |
| P0758 | 2-3 Shift Solenoid (SS) Control Circuit | PCM | DTC P0758 in Automatic Transaxle - 4T65-E |
| P0856 | Traction Control Torque Request Circuit | PCM | DTC C1277 or P0856 in Antilock Brake System |
| P1106 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage | PCM | DTC P1106 in Engine Controls - 3.1L |
| P1107 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1107 in Engine Controls - 3.1L |
| P1111 | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage | PCM | DTC P1111 in Engine Controls - 3.1L |
| P1112 | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1112 in Engine Controls - 3.1L |
| P1114 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1114 in Engine Controls - 3.1L |
| P1115 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage | PCM | DTC P1115 in Engine Controls - 3.1L |
| P1121 | Throttle Position (TP) Sensor Circuit Intermittent High Voltage | PCM | DTC P1121 in Engine Controls - 3.1L |
| P1122 | Throttle Position (TP) Sensor Circuit Intermittent Low Voltage | PCM | DTC P1122 in Engine Controls - 3.1L |
| P1133 | HO2S Insufficient Switching Sensor 1 | PCM | DTC P1133 in Engine Controls - 3.1L |
| P1134 | HO2S Transition Time Ratio Sensor 1 | PCM | DTC P1134 in Engine Controls - 3.1L |
| P1350 | Ignition Bypass Circuit | PCM | DTC P1350 in Engine Controls - 3.1L |
| P1404 | Exhaust Gas Recirculation (EGR) Closed Position Performance | PCM | DTC P1404 in Engine Controls - 3.1L |
| P1554 | Cruise Control Feedback Circuit | PCM | DTC P1554 in Cruise Control |
| P1585 | Cruise Control Inhibit Output Circuit | PCM | DTC P1585 in Cruise Control |
| P1626 | Theft Deterrent Fuel Enable Signal Lost | PCM | DTC P1626 in Theft Deterrent |
| P1629 | Theft Deterrent Fuel Enable Signal Not Received | PCM | DTC P1629 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 |
| P1640 | Control Module Output A Circuit | PCM | DTC P1640 in Engine Controls - 3.1L |
| P1644 | Traction Control Delivered Torque Output Circuit | PCM | DTC C1276, P1644, or P1689 in Antilock Brake System |
| P1650 | Control Module Output B Circuit | PCM | DTC P1650 in Engine Controls - 3.1L |
| P1660 | Control Module Output C Circuit | PCM | DTC P1660 in Engine Controls - 3.1L |
| P1670 | Control Module Output D Circuit | PCM | DTC P1670 in Engine Controls - 3.1L |
| P1689 | Traction Control Delivered Torque Output Circuit | PCM | DTC C1276, P1644, or P1689 in Antilock Brake System |
| P1811 | Maximum Adapt And Long Shift | PCM | DTC P1811 in Automatic Transaxle - 4T65-E |
| P1819 | Internal Mode Switch - No Start/Wrong Range | PCM | DTC P1819 in Automatic Transaxle - 4T65-E |
| P1820 | Internal Mode Switch A Circuit Low Voltage | PCM | DTC P1820 in Automatic Transaxle - 4T65-E |
| P1822 | Internal Mode Switch B Circuit High Voltage | PCM | DTC P1822 in Automatic Transaxle - 4T65-E |
| P1823 | Internal Mode Switch P Circuit Low Voltage | PCM | DTC P1823 in Automatic Transaxle - 4T65-E |
| P1825 | Internal Mode Switch - Invalid Range | PCM | DTC P1825 in Automatic Transaxle - 4T65-E |
| P1826 | Internal Mode Switch C Circuit High Voltage | PCM | DTC P1826 in Automatic Transaxle - 4T65-E |
| P1887 | Torque Converter Clutch (TCC) Release Switch Circuit | PCM | DTC P1887 in Automatic Transaxle - 4T65-E |
| P2610 | Control Module Ignition Off Timer Performance | PCM | DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 in Engine Controls - 3.1L |
| P2761 | Torque Converter Clutch (TCC) Pressure Control (PC) Solenoid Control Circuit | PCM | DTC P2761 in Automatic Transaxle - 4T65-E |
| P2A00 | HO2S Performance Bank 1 Sensor 1 | PCM | DTC P2A00 in Engine Controls - 3.1L |
| P2A01 | O2 Sensor Circuit Range/Performance Bank 1 Sensor 2 | PCM | DTC P2A01 in Engine Controls - 3.1L |
| U1000 | Class 2 Data Link | BCM, EBCM, IPC, PCM, SDM, VCIM | DTC U1000 and U1255 in Computer/Integrating Systems |
| U1016 | Lost Communications With ECM/PCM/VCM | BCM, EBCM, HVAC Control Module, IPC, SDM, VCIM | DTC U1001-U1254 in Computer/Integrating Systems |
| U1040 | Lost Communications With Electronic Brake Control Module (EBCM) | BCM, IPC, PCM, SDM | DTC U1001-U1254 in Computer/Integrating Systems |
| U1064 | Lost Communications With Body Control Module (BCM)/Dash Integration Module (DIM) | EBCM, IPC, PCM, SDM | 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, HVAC Control Module, SDM | DTC U1001-U1254 in Computer/Integrating Systems |
| U1153 | Lost Communications With Climate Control Panel | BCM, PCM | DTC U1001-U1254 in Computer/Integrating Systems |
| U1255 | Class 2 Data Link | HVAC Control Module, PCM | DTC U1000 and U1255 in Computer/Integrating Systems |
| U1300 | Class 2 Data Link Low | BCM, EBCM, IPC, SDM, VCIM | DTC U1300, U1301, or U1305 in Computer/Integrating Systems |
| U1301 | Class 2 Data Link High | BCM, EBCM, IPC, SDM, VCIM | DTC U1300, U1301, or U1305 in Computer/Integrating Systems |
| U1305 | Class 2 Data Link Low or High | BCM, EBCM, IPC, SDM, VCIM | DTC U1300, U1301, or U1305 in Computer/Integrating Systems |
| U1500 | Inter-device Dedicated Bus {single or 1} | OnStar® VCIM | DTC U1500 in Cellular Communication |