Diagnostic Fault Information
WARNING: This page is about a different car, the 2017 GMC Acadia. 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 |
| B+ |
- |
P0621 |
- |
- |
| Control - L Terminal |
P0621 |
P0621 |
P0621 |
- |
| Signal - F Terminal |
P0622 |
P0622 |
P0622 |
P0622 |