CADILLAC fault codes
Coverage shown is GM data: 17,703 codes · 2,212 vehicle records · 180 ECU records · 10,756 live-data parameters.
CADILLAC shares fault-code data with GM. Data may not cover CADILLAC-specific systems.
Codes 17,703
| Code | Description | Brands | System |
|---|---|---|---|
| B2565 | Underhood Lamp Control Circuit | 9 | Body |
| B256A | Liftgate Lamp Control Circuit | 7 | Body |
| B256B | Cargo Lamp Switch Circuit | 7 | Body |
| B256C | Left Headlamp High Beam Control Module Vehicle Identification Number Incorrect | 7 | Body |
| B256D | Right Headlamp High Beam Control Module Vehicle Identification Number Incorrect | 7 | Body |
| B2570 | Trunk Lamp Control Circuit | 6 | Body |
| B2575 | headlamp control circuit | 8 | Body |
| B2576 | Headlamp control circuit range/performance | 6 | Body |
| B2577 | Circuit commande phares bas | 5 | Body |
| B2578 | Headlamp control circuit high | 3 | Body |
| B257A | Light Switch Malfunction | 6 | Body |
| B257B | Lighting Control Switch Signal | 7 | Body |
| B257C | Left Headlamp Assembly | 7 | Body |
| B257D | Right Headlamp Assembly | 6 | Body |
| B257E | Left Headlamp Circuit | 6 | Body |
| B257F | Right Headlamp Circuit | 6 | Body |
| B2580 | headlamp high beam control circuit | 8 | Body |
| B2582 | Circuit commande phares route bas | 5 | Body |
| B2585 | parklamp control circuit malfunction | 13 | Body |
| B2587 | Park lamp control circuit low | 8 | Body |
| B2588 | Park lamp control circuit high | 8 | Body |
| B258A | Low Beam Control Circuit | 6 | Body |
| B258B | Manual Headlamp Leveling Control Circuit | 6 | Body |
| B258C | Left Headlamp Control Circuit | 6 | Body |
| B258D | Right Headlamp Control Circuit | 6 | Body |
| B258E | Right Low Beam Control Circuit | 6 | Body |
| B2590 | Replace Electronic Control Unit | 12 | Body |
| B2591 | Roof ECU undervoltage | 11 | Body |
| B2592 | Trunk lid open SW | 11 | Body |
| B2595 | Replace Electronic Control Unit | 10 | Body |
| B2596 | Trunk lid valve | 10 | Body |
| B2597 | Roof operating timeout | 10 | Body |
| B259A | Left Cornering Lamp Relay Control Circuit | 9 | Body |
| B259B | Right Cornering Lamp Relay Control Circuit | 9 | Body |
| B259C | Left High Beam Power Circuit | 8 | Body |
| B259D | Right High Beam Power Circuit | 8 | Body |
| B259E | Left Low Beam Power Circuit | 8 | Body |
| B259F | Right Low Beam Power Circuit | 7 | Body |
| B25F0 | Left Auxiliary Daytime Running Lamp Control Circuit | 8 | Body |
| B25F1 | Right Auxiliary Daytime Running Lamp Control Circuit | 8 | Body |
| B25F2 | Left Headlamp Low Beam Control Module | 8 | Body |
| B25F3 | Right Headlamp Low Beam Control Module | 8 | Body |
| B25F4 | Left Headlamp High Beam Control Module | 9 | Body |
| B25F5 | Right Headlamp High Beam Control Module | 8 | Body |
| B25F6 | Left Headlamp Cooling Fan Circuit | 8 | Body |
| B25F7 | Right Headlamp Cooling Fan Circuit | 8 | Body |
| B25F8 | Left Headlamp Relay Control Circuit | 8 | Body |
| B25F9 | Right Headlamp Relay Control Circuit | 8 | Body |
| B25FA | Left Headlamp Leveling Control Module Supply Circuit | 8 | Body |
| B25FB | Right Headlamp Leveling Control Module Supply Circuit | 8 | Body |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.