Diagnostic Fault Information
WARNING: This page is about a different car, the 2018 Buick Envision. 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 |
| 10 V Reference |
B2476 02 |
B2476 04 |
B2476 04 |
- |
| Signal |
1 |
1 |
B2476 59 |
B2476 59, B2482 00 |
| Ground |
- |
B2476 04 |
- |
- |
| 1. OnStar® Buttons Inoperative |