Diagnostic Fault Information
WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
| Circuit |
Short to Ground |
Open/High Resistance |
Short to Voltage |
Signal Performance |
| Trailer Turn Signal Control - Left |
B3887 02 |
B3887 04 |
1 |
- |
| Trailer Turn Signal Control - Right |
B3888 02 |
B3888 04 |
1 |
- |
| 1. Trailer Lamps Malfunction |