Diagnostic Fault Information
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. 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 |
| Control - Terminal 6@S126 Drive Mode Select Switch |
B0790 06 |
B0790 06 |
- |
- |
| Control - Terminal 7@S126 Drive Mode Select Switch |
B0790 06 |
B0790 06 |
B0790 01 |
- |