GM fault codes
17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| P30DA | Control Module Processor Serial Peripheral Interface Bus 5 | 10 | Powertrain |
| P30DB | Control Module Processor Serial Peripheral Interface Bus 6 | 11 | Powertrain |
| P30DC | Control Module Processor Serial Peripheral Interface Bus 7 | 11 | Powertrain |
| P30DD | Control Module Processor Serial Peripheral Interface Bus 8 | 11 | Powertrain |
| P30DE | Fuel Rail Pressure Sensor 2 Signal Message Counter Incorrect | 9 | Powertrain |
| P30DF | Cell internal resistance | 9 | Powertrain |
| P30E0 | Cell internal resistance | 9 | Powertrain |
| P30E1 | Cell internal resistance | 11 | Powertrain |
| P30E2 | Cell internal resistance | 10 | Powertrain |
| P30E3 | Cell internal resistance | 11 | Powertrain |
| P30E4 | Cell internal resistance | 10 | Powertrain |
| P30E5 | Cell internal resistance | 9 | Powertrain |
| P30E6 | Cell internal resistance | 10 | Powertrain |
| P30E7 | Cell internal resistance | 10 | Powertrain |
| P30E8 | Cell internal resistance | 10 | Powertrain |
| P30E9 | Cell internal resistance | 9 | Powertrain |
| P30EA | Cell internal resistance | 9 | Powertrain |
| P30EB | Cell internal resistance | 10 | Powertrain |
| P30EC | Cell internal resistance | 10 | Powertrain |
| P30ED | Cell internal resistance | 10 | Powertrain |
| P30EE | Cell internal resistance | 9 | Powertrain |
| P30EF | Cell internal resistance | 9 | Powertrain |
| P30F0 | Cell internal resistance | 9 | Powertrain |
| P30F1 | Cell internal resistance | 11 | Powertrain |
| P30F2 | Cell internal resistance | 10 | Powertrain |
| P30F3 | Cell internal resistance | 10 | Powertrain |
| P30F4 | Cell internal resistance | 9 | Powertrain |
| P30F5 | Cell internal resistance | 9 | Powertrain |
| P30F6 | Cell internal resistance | 10 | Powertrain |
| P30F7 | Cell internal resistance | 10 | Powertrain |
| P30F8 | Cell internal resistance | 10 | Powertrain |
| P30F9 | Cell internal resistance | 9 | Powertrain |
| P30FA | Cell internal resistance | 9 | Powertrain |
| P30FB | Cell internal resistance | 10 | Powertrain |
| P30FC | Cell internal resistance | 10 | Powertrain |
| P30FD | Cell internal resistance | 10 | Powertrain |
| P30FE | Cell internal resistance | 9 | Powertrain |
| P30FF | Cell internal resistance | 10 | Powertrain |
| P3100 | Manufacturer controlled DTC | 16 | Powertrain |
| P3101 | Cell resistance difference [113] | 17 | Powertrain |
| P3102 | Transmission control ECU | 17 | Powertrain |
| P3103 | Cell resistance difference [115] | 16 | Powertrain |
| P3104 | Valve for Intake Manifold Flap (N239): Short to Plus | 16 | Powertrain |
| P3105 | Intake air pressure sensor signal stuck at engine start | 20 | Powertrain |
| P3106 | Intake pressure too low during acceleration | 17 | Powertrain |
| P3107 | Cell resistance difference [119] | 21 | Powertrain |
| P3108 | Cell resistance difference [120] | 20 | Powertrain |
| P3109 | Cell resistance difference [121] | 18 | Powertrain |
| P310A | Low pressure fuel regulation: fuel pressure Fluctuates; Electrical fault in circuit | 14 | Powertrain |
| P310B | Low pressure fuel regulation: fuel pressure outside specification; Defective | 14 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.