Repair Instructions

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.

Perform the Diagnostic Repair Verification after completing the repairs.

Perform the Reset Transmission Adapts following all transmission repairs.
Control Valve Lower Body and Upper Body Replacement for control valve channel upper plate assembly and control solenoid valve spring replacement.
Control Module References for Control Solenoid Valve Assembly replacement, programming, and setup.