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 |
|---|---|---|---|
| P196A | Girsystem | 7 | Powertrain |
| P196B | Clutch system | 7 | Powertrain |
| P196C | Clutch system | 7 | Powertrain |
| P196D | Học ly hợp | 7 | Powertrain |
| P196E | Học ly hợp | 7 | Powertrain |
| P196F | Học ly hợp | 7 | Powertrain |
| P1970 | PTC_CAN communication fault | 16 | Powertrain |
| P1971 | PTC current abnormal | 16 | Powertrain |
| P1972 | PTC temperature sensor broken circuit | 16 | Powertrain |
| P1973 | PTC temperature sensor short circuit | 16 | Powertrain |
| P1974 | PTC body temperature too high fault | 15 | Powertrain |
| P1975 | PTC_IGBT temperature too high fault | 15 | Powertrain |
| P1976 | PTC_IGBT_A fault | 15 | Powertrain |
| P1977 | PTC_IGBT_B fault | 16 | Powertrain |
| P1978 | PTC high voltage undervoltage fault | 15 | Powertrain |
| P1979 | PTC_A hot core disconnection fault | 15 | Powertrain |
| P197A | Sekundärluft-Magnetventil 3 | 8 | Powertrain |
| P197B | Raskt girskift | 7 | Powertrain |
| P197C | Secondary air injection bank 1 and bank 2: reversed; Implausible signal | 9 | Powertrain |
| P197D | Sinal APP | 8 | Powertrain |
| P197E | Neutral shift | 8 | Powertrain |
| P197F | Sinal APP | 8 | Powertrain |
| P1980 | PTC_B hot core disconnection fault | 15 | Powertrain |
| P1981 | PTC_IGBT temperature sensor fault | 16 | Powertrain |
| P1982 | Internal Control Module EEPROM Error (Application) | 14 | Powertrain |
| P1983 | PTC_IGBT_B broken circuit fault | 14 | Powertrain |
| P1984 | PTC_A hot core short circuit fault | 13 | Powertrain |
| P1985 | PTC_B hot core short circuit fault | 13 | Powertrain |
| P1986 | PTC_IGBT_A short circuit fault | 14 | Powertrain |
| P1993 | Potentiometer 2 for EGR (G466) Signal too large | 10 | Powertrain |
| P19E9 | Safety 2 SMP ½éÈë | 11 | Powertrain |
| P19EA | MGS external clock | 12 | Powertrain |
| P19EB | CAN invalid data of engine speed | 11 | Powertrain |
| P19EC | CAN isyarat tidak sah bagi suhu ekzos | 11 | Powertrain |
| P19ED | Høyre bakhjulshastighetssignal ytelse | 10 | Powertrain |
| P19EE | Performa sinyal posisi pedal rem | 10 | Powertrain |
| P19EF | Bremsetrykksignal ytelse | 9 | Powertrain |
| P19F0 | Kinerja sinyal posisi rem parkir | 9 | Powertrain |
| P19F1 | Engine idle speed signal performance | 11 | Powertrain |
| P19F2 | Gaspedalstellungssignal-Leistung | 10 | Powertrain |
| P19F3 | Ytelse for utetemperatursensorsignal | 9 | Powertrain |
| P19F4 | Driver torque command signal performance | 12 | Powertrain |
| P19F5 | Minimum instantaneous torque signal performance | 11 | Powertrain |
| P19F6 | Maximum instantaneous torque signal performance | 11 | Powertrain |
| P19F7 | Kinerja sinyal sensor suhu coolant mesin | 9 | Powertrain |
| P19F8 | Engine torque signal performance | 11 | Powertrain |
| P19F9 | Manual shift request signal performance | 12 | Powertrain |
| P19FA | Hybrid/EV electronics coolant pump feedback circuit high frequency | 11 | Powertrain |
| P19FB | Hybrid/EV electronics coolant pump feedback circuit low frequency | 11 | Powertrain |
| P19FC | Hybrid/EV electronics coolant pump feedback circuit performance | 11 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.