Circuit/System Verification
WARNING: This page is about a different car, the 2011 GMC Yukon, 2011 Chevrolet Tahoe, and 2011 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
Testing Verify that DTC P0ADB or P0ADC is not set.
- If any of the DTCs are set, refer to High Voltage Contactor/Relay Malfunction .