GMC fault codes
Coverage shown is GM data: 17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters.
GMC shares fault-code data with GM. Data may not cover GMC-specific systems.
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| P16C5 | CAN tra sistemi | 11 | Powertrain |
| P16C6 | Immobilizer module drive circuit short to ground | 10 | Powertrain |
| P16C7 | Cruise control device | 10 | Powertrain |
| P16C8 | Restart permission fault | 10 | Powertrain |
| P16C9 | Start permission failure | 10 | Powertrain |
| P16CC | Restart permission | 10 | Powertrain |
| P16CD | 201-1): No.1 GLOW PLUG CIRCUIT OPEN | 10 | Powertrain |
| P16CE | Brake circuit vacuum sensor signal | 11 | Powertrain |
| P16CF | 202-1): No.2 GLOW PLUG CIRCUIT OPEN | 9 | Powertrain |
| P16D0 | 202-2): No.2 GLOW PLUG CIRCUIT SHORTED TO GROUND/OVER CURRENT | 10 | Powertrain |
| P16D1 | 203-1): No.3 GLOW PLUG CIRCUIT OPEN | 9 | Powertrain |
| P16D2 | 203-2): No.3 GLOW PLUG CIRCUIT SHORTED TO GROUND/OVER CURRENT | 10 | Powertrain |
| P16D3 | 204-1): No.4 GLOW PLUG CIRCUIT OPEN | 10 | Powertrain |
| P16D4 | 204-2): No.4 GLOW PLUG CIRCUIT SHORTED TO GROUND/OVER CURRENT | 10 | Powertrain |
| P16D5 | Posisi rumah outlet pendingin bermotor | 10 | Powertrain |
| P16D6 | Forringelse af motorolie | 10 | Powertrain |
| P16D7 | Dzinēja startu skaits | 10 | Powertrain |
| P16D8 | Starter control interface unit failure | 12 | Powertrain |
| P16D9 | Styret motorstart og -stop | 11 | Powertrain |
| P16DB | 5V Reference 4 Circuit | 9 | Powertrain |
| P16DC | Battery Sensor Module Timer Performance | 9 | Powertrain |
| P16DD | Rumah outlet pendingin bermotor | 9 | Powertrain |
| P16DE | Rumah outlet pendingin bermotor | 7 | Powertrain |
| P16DF | Rumah outlet pendingin bermotor | 9 | Powertrain |
| P16E0 | Rumah outlet pendingin bermotor | 9 | Powertrain |
| P16E1 | Battery Sensor Module Random Access Memory | 9 | Powertrain |
| P16E2 | Battery Sensor Module Read Only Memory | 9 | Powertrain |
| P16E3 | Battery Sensor Module Calibration Incorrect | 9 | Powertrain |
| P16E4 | ACG is a power generation stop by the hyperthermia degree | 10 | Powertrain |
| P16E5 | ECU temperature sensor plausibility fault | 13 | Powertrain |
| P16E6 | Engine electronic control unit failure | 10 | Powertrain |
| P16E7 | PGM-FI-aku FAN LIN suhtlusviga | 9 | Powertrain |
| P16E8 | Engine controls ignition relay signal message counter incorrect | 10 | Powertrain |
| P16E9 | Control Module Serial Peripheral Interface Bus 2 | 8 | Powertrain |
| P16EA | NOx Catalyst Efficiency Below Threshold | 9 | Powertrain |
| P16EB | Ciorcad ardbrú breosla | 9 | Powertrain |
| P16EC | Kontrol transistor daya inverter | 10 | Powertrain |
| P16ED | Control module serial peripheral interface bus 6 | 10 | Powertrain |
| P16EE | Styrmodul seriell periferibuss 7 | 9 | Powertrain |
| P16EF | Styrmodul seriell periferibuss 8 | 7 | Powertrain |
| P16F0 | Control module serial peripheral interface bus 1 | 12 | Powertrain |
| P16F1 | Sisemine SPI-side | 10 | Powertrain |
| P16F2 | PCM belső áramköri hiba | 9 | Powertrain |
| P16F3 | CAN Bus Of The Vehicle. (A). Operation Failure | 14 | Powertrain |
| P16F4 | Starter CUT-relé 2 styrekrets lav spenning | 11 | Powertrain |
| P16F6 | Control Module Transmission Range Switch Input Circuitry Performance | 9 | Powertrain |
| P16F7 | Control Module Transmission Pressure Control Solenoid | 9 | Powertrain |
| P16F9 | Einsil-tosaithe-stad | 9 | Powertrain |
| P16FA | PCM intern kretsfel | 9 | Powertrain |
| P16FB | PCM intern kretsfel | 9 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.