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 |
|---|---|---|---|
| U2BB4 | No description available | 6 | Network |
| U2BB5 | No description available | 6 | Network |
| U2BB6 | No description available | 6 | Network |
| U2BB7 | No description available | 6 | Network |
| U2BB8 | No description available | 6 | Network |
| U2BB9 | No description available | 6 | Network |
| U2BBA | No description available | 6 | Network |
| U2BBB | No description available | 6 | Network |
| U2BBC | No description available | 6 | Network |
| U2BBD | No description available | 6 | Network |
| U2BBE | No description available | 6 | Network |
| U2BBF | No description available | 6 | Network |
| U2BC0 | No description available | 6 | Network |
| U2BC1 | No description available | 6 | Network |
| U2BC2 | No description available | 6 | Network |
| U2BC3 | No description available | 6 | Network |
| U2BC4 | No description available | 6 | Network |
| U2BC5 | No description available | 6 | Network |
| U2BC6 | No description available | 6 | Network |
| U2BC7 | No description available | 6 | Network |
| U2BC8 | No description available | 6 | Network |
| U2BC9 | No description available | 6 | Network |
| U2BCA | No description available | 6 | Network |
| U2BCB | No description available | 6 | Network |
| U2BCC | No description available | 6 | Network |
| U2BCD | No description available | 6 | Network |
| U2BCE | No description available | 6 | Network |
| U2BCF | No description available | 6 | Network |
| U2BD0 | No description available | 6 | Network |
| U2BD1 | No description available | 6 | Network |
| U2BD2 | Battery Energy Control Module Hybrid/EV Battery Voltage Isolation Sensor Circuit | 6 | Network |
| U2BD3 | Battery Energy Control Module Hybrid/EV Battery Voltage Isolation Sensor Circuit | 6 | Network |
| U2BD4 | Battery Energy Control Module Hybrid/EV Battery Voltage Isolation Sensor Circuit | 6 | Network |
| U2BD5 | Battery Energy Control Module Hybrid/EV Battery Voltage Isolation Sensor Circuit | 6 | Network |
| U2BD6 | No description available | 6 | Network |
| U2BD7 | No description available | 6 | Network |
| U2BD8 | Hybrid/Electric Vehicle Battery Pack Series Contactors Voltage Sensor Circuit Low Voltage | 6 | Network |
| U2BD9 | Hybrid/Electric Vehicle Battery Pack Series Contactors Voltage Sensor Circuit High Voltage | 6 | Network |
| U2BDA | No description available | 6 | Network |
| U2BDB | No description available | 6 | Network |
| U2BDC | No description available | 6 | Network |
| U2BDD | No description available | 6 | Network |
| U2BDE | No description available | 6 | Network |
| U2BDF | No description available | 6 | Network |
| U2BE0 | No description available | 6 | Network |
| U2BE1 | No description available | 6 | Network |
| U2BE5 | No description available | 6 | Network |
| U2BE6 | No description available | 6 | Network |
| U2BE7 | No description available | 6 | Network |
| U2BE8 | No description available | 6 | Network |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.