Circuit/System Verification
WARNING: This page is about a different car, the 2012 Chevrolet Volt. However, it is still accessible from the selected car via links, so may be relevant.
- Vehicle in Service Mode, radio ON.
- Verify DTC B1271 is not set.
- If DTC B1271 is set
Replace the A11 radio.
- If DTC B1271 is not set
- If DTC B1271 is set
- All OK.