Diagnostic Code Index
WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1397 or B2815 | B1397: Device Voltage Reference Output Circuit Low B2815: Steering Wheel Controls Illegal Resistance Value |