Circuit/System Verification
WARNING: This page is about a different car, the 2013 GMC Acadia, 2013 Chevrolet Traverse, and 2013 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that DTC P0572 or P0573 is not set.
- If DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Verify that DTC P0703 is not set.
- If DTC is set, replace the K9 BCM. Clear the DTC and road test the vehicle. If DTC resets, replace the K20 ECM.