Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Automatic Day-Night Mirrors Inoperative (without RPO DL3/DR4)
| Circuit |
Short to Ground |
Open/High Resistance |
Short to Voltage |
Signal Performance |
| Backup Lamp Supply Voltage |
1 |
1 |
2 |
- |
1. Rearview mirror remains dimmed in reverse
2. Rearview mirror does not dim |