Diagnostic Code Index
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.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1023 | Integral Switch Performance |
| DTC B3125 | Driver Door Only Unlock Circuit |
| DTC B3130 | All Door Unlock Circuit |
| DTC B3135 | All Door Lock Circuit |
| DTC B3140, B3145, B3150, or B3155 | Lock Switch Circuit |