Diagnostic Fault Information
WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. 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 |
| Fan Relay B+ |
P0A81 |
P0A81 |
- |
- |
| Fan Speed Control |
P0A81 |
P0A81 |
P0BC1 |
- |
| Fan Relay ON Control |
P0BC1 |
P0A81 |
P0A81 |
- |
| Fan Enable Control |
P0A81 |
P0A81 |
P0BC1 |
- |
| Fan Ground |
- |
P0A81 |
- |
- |