Diagnostic Aids
WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Not all vehicles have the Park Tilt Mirror feature, verify that the Park Tilt Mirrors option is available in the DIC Vehicle Customization Feature Setting Menu before attempting diagnosis.