BUICK fault codes
Coverage shown is GM data: 17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters.
BUICK shares fault-code data with GM. Data may not cover BUICK-specific systems.
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| B1C32 | Steering column tilt solenoid | 12 | Body |
| B1C33 | Steering column tilt feedback signal | 10 | Body |
| B1C45 | Front windshield wiper park position switch | 11 | Body |
| B1C46 | Front left door lamp load fault | 12 | Body |
| B1C47 | Gear P lockup coil load fault | 12 | Body |
| B1C48 | DRL relay load fault | 13 | Body |
| B1C4A | Glove box lamp load fault | 12 | Body |
| B1C4B | Front washing relay load fault | 11 | Body |
| B1C4C | Front fog light relay load fault | 11 | Body |
| B1C4D | Front wiper speed relay load fault | 11 | Body |
| B1C4E | Front wiper switch relay load fault | 10 | Body |
| B1C55 | Horn relay coil circuit | 12 | Body |
| B1C56 | Horn relay output circuit | 12 | Body |
| B1C57 | Brake lamp, trunk lamp power supply fault | 12 | Body |
| B1C58 | Electric door window glass relay coil circuit | 11 | Body |
| B1C59 | Electric door window glass relay output circuit | 11 | Body |
| B1C5E | Charging port lamp load fault | 10 | Body |
| B1C5F | 2nd Left buckle preten.config | 8 | Body |
| B1C60 | Sidelamps relay output circuit | 11 | Body |
| B1C61 | Battery saver relay coil circuit | 10 | Body |
| B1C62 | Battery saver relay output circuit | 10 | Body |
| B1C63 | Driver's door lock relay coil circuit | 11 | Body |
| B1C64 | Driver's door lock relay output circuit | 10 | Body |
| B1C65 | Lock rest relay coil circuit | 10 | Body |
| B1C66 | Lock rest relay output circuit | 10 | Body |
| B1C6C | 2nd center buckle preten open | 9 | Body |
| B1C6D | 2nd center buckle preten short | 9 | Body |
| B1C76 | Front windshield wiper fast relay coil circuit | 9 | Body |
| B1C7B | 2nd Right buckle preten.open | 8 | Body |
| B1C7C | 2nd Right buckle preten.short | 8 | Body |
| B1C7D | 2nd Right buckle preten.config | 8 | Body |
| B1C7F | 3rd Left lap preten.circuit high | 8 | Body |
| B1C80 | Rear washer pump relay coil circuit | 10 | Body |
| B1C81 | Rear washer pump relay output circuit | 10 | Body |
| B1C84 | Heated rear window relay output circuit | 9 | Body |
| B1C85 | Autolamps switch illumination relay coil | 9 | Body |
| B1C86 | Autolamps switch illumination relay output | 10 | Body |
| B1C87 | 3rd Left preten.configuration | 9 | Body |
| B1C89 | Reversing lamps relay output circuit | 9 | Body |
| B1C8A | 3rd Left buckle pretensioner OPN | 9 | Body |
| B1C8C | 3rd Left buckle preten.config | 8 | Body |
| B1C8D | 3rd center lap pretensioner low | 8 | Body |
| B1C8F | 3rd center lap pretensioner open | 8 | Body |
| B1C90 | Auxillary driving lamps relay coil circuit | 9 | Body |
| B1C91 | Fuel filler door lock relay coil circuit | 9 | Body |
| B1C92 | Fuel filler door lock relay output circuit | 9 | Body |
| B1C93 | Fuel filler door unlock relay coil circuit | 9 | Body |
| B1C94 | Fuel filler door unlock relay output circuit | 9 | Body |
| B1C9C | 3rd Right lap preten.circuit LO | 8 | Body |
| B1C9F | 3rd Right lap preten.circuit SHT | 8 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.