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 |
|---|---|---|---|
| U2C55 | No description available | 6 | Network |
| U2C56 | No description available | 6 | Network |
| U2C57 | No description available | 6 | Network |
| U2C58 | No description available | 6 | Network |
| U2C59 | No description available | 6 | Network |
| U2C5A | No description available | 6 | Network |
| U2C5B | No description available | 6 | Network |
| U2C5C | No description available | 6 | Network |
| U2C5D | No description available | 6 | Network |
| U2C5E | No description available | 6 | Network |
| U2C5F | No description available | 6 | Network |
| U2C60 | No description available | 6 | Network |
| U2C61 | No description available | 6 | Network |
| U2C62 | No description available | 6 | Network |
| U2C63 | No description available | 6 | Network |
| U2C64 | No description available | 6 | Network |
| U2C65 | No description available | 6 | Network |
| U2C66 | No description available | 6 | Network |
| U2C67 | No description available | 6 | Network |
| U2C68 | No description available | 6 | Network |
| U2C6B | No description available | 6 | Network |
| U2C6C | No description available | 6 | Network |
| U2C6D | No description available | 6 | Network |
| U2C6E | No description available | 6 | Network |
| U2C6F | No description available | 6 | Network |
| U2C70 | No description available | 6 | Network |
| U2C71 | No description available | 6 | Network |
| U2C72 | No description available | 6 | Network |
| U2C73 | No description available | 6 | Network |
| U2C74 | No description available | 6 | Network |
| U2C75 | No description available | 6 | Network |
| U2C76 | No description available | 6 | Network |
| U2C77 | No description available | 6 | Network |
| U2C78 | No description available | 6 | Network |
| U2C79 | No description available | 6 | Network |
| U2C7A | No description available | 6 | Network |
| U2C7B | No description available | 6 | Network |
| U2C7C | No description available | 6 | Network |
| U2C7D | No description available | 6 | Network |
| U2C7E | No description available | 6 | Network |
| U2C7F | No description available | 6 | Network |
| U2C82 | No description available | 6 | Network |
| U2C83 | No description available | 6 | Network |
| U2C84 | No description available | 6 | Network |
| U2C85 | No description available | 6 | Network |
| U2C86 | No description available | 6 | Network |
| U2C87 | No description available | 6 | Network |
| U2C88 | No description available | 6 | Network |
| U2C89 | No description available | 6 | Network |
| U2C8A | 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.