Diagnostic Fault Information
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2012 GMC Yukon XL, 2012 GMC Yukon, 2012 Chevrolet Tahoe, 2012 Chevrolet Suburban, and 2012 Chevrolet Avalanche. 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 |
|---|---|---|---|---|
| Brake Position Sensor 5 V Reference | C0277 06, C0890 03 | C0277 06 | 1 | - |
| Brake Applied Signal Terminal 6 X5 | C0297 00 and P0571 00 | 3 | 3 | - |
| Brake Position Sensor Signal | C0277 06 | C0277 06 | C0277 07 | C0277 09 |
| Center High Mounted Stop Lamp (CHMSL) Control | B3884 00 | 2 | 2 | - |
| Left Rear Stop/Turn Lamp Control | 1 | 1 | 1 | - |
| Right Rear Stop/Turn Lamp Control | 1 | 1 | 1 | - |
| Brake Position Sensor Low Reference | - | C0277 07 | 1 | - |
| Center High Mounted Stop Lamp (CHMSL) Ground | - | 2 | 2 | - |
| Left Rear Stop/Turn Lamp Ground | - | 1 | 1 | - |
| Right Rear Stop/Turn Lamp Ground | - | 1 | 1 | - |
| 1. Stop Lamps Malfunction 2. Center High Mounted Stop Lamp (CHMSL) Malfunction 3. Cruise Control Malfunction |
||||