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 |
|---|---|---|---|
| U1F4E | Lost communication with the steering angle sensor | 7 | Network |
| U1F51 | Lost communication with the multi-function video camera | 9 | Network |
| U1F53 | Lost communication with the electronic steering lock | 9 | Network |
| U1F57 | Alarm ultrasonic module has no communication | 7 | Network |
| U1F58 | Alarm siren unit has no communication | 7 | Network |
| U1F5C | Lighting fuse box no communication | 7 | Network |
| U1F5E | Lost communication with the controlled air intake module | 7 | Network |
| U1F62 | No description available | 6 | Network |
| U1F63 | No description available | 6 | Network |
| U1F64 | No description available | 6 | Network |
| U1F65 | No description available | 6 | Network |
| U1F66 | No description available | 6 | Network |
| U1F6A | Unable to communicate with on-board network voltage maintenance device | 7 | Network |
| U1F6C | No description available | 6 | Network |
| U1F6D | Lost Communication with Infotainment Faceplate Control Module | 6 | Network |
| U1F74 | No description available | 6 | Network |
| U1F75 | Information failure from transmission paddle shifter | 7 | Network |
| U1F77 | When the ignition switch is turned on, communication with the electronic anti-theft lock is abnormal | 7 | Network |
| U1F82 | No description available | 6 | Network |
| U1F85 | LIN network failure 4 | 7 | Network |
| U1F8B | Lost communication with right or rear trunk passive entry ECU | 7 | Network |
| U1F8F | Intelligent control box has no communication on LAS CAN | 7 | Network |
| U1F90 | Intelligent control box information is lost | 7 | Network |
| U1F94 | Steering angle sensor (SAS) information is lost | 7 | Network |
| U1F95 | Driving direction information is lost | 7 | Network |
| U1F96 | Parking assist ECU data stream lost | 7 | Network |
| U1F97 | No description available | 6 | Network |
| U1F99 | No description available | 6 | Network |
| U1FA0 | No description available | 6 | Network |
| U1FA1 | Lost Communication with Device on LIN Bus | 6 | Network |
| U1FA7 | Lost communication with the right front seat heating pad and ventilation adjustment ECU | 7 | Network |
| U1FA9 | Lost communication with the left front seat heating pad and ventilation adjustment ECU | 7 | Network |
| U1FFF | Electronic Brake Control Module Indicated Communication | 8 | Network |
| U2000 | Main wakeup status message reception failure | 16 | Network |
| U2001 | Reduced system function | 16 | Network |
| U2002 | Remote wake-up (RCD) line fault | 17 | Network |
| U2003 | Vehicle status and main wake-up information are inconsistent | 18 | Network |
| U2004 | Valid up to model year 2014 | 13 | Network |
| U2005 | Valid as of model year 2014 | 15 | Network |
| U2010 | Switch illumination | 15 | Network |
| U2011 | DCDC_General communication fault | 16 | Network |
| U2017 | Valid as of model year 2016 | 8 | Network |
| U2018 | Valid as of model year 2017 | 12 | Network |
| U2020 | Phone Holder Baseplate Detection | 12 | Network |
| U2021 | Control Module Software #5 | 10 | Network |
| U2022 | Lost communication with panoramic video ECU | 9 | Network |
| U2023 | ISG LIN Communication | 12 | Network |
| U202A | Cooling System Not Activated | 7 | Network |
| U2050 | Passenger Presence Detection or Child Presence Detection Communication Link | 10 | Network |
| U2098 | MOST Communication Enable Circuit | 6 | Network |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.