Repair Instructions

WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban 3500 HD, and 2018 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Reset Transmission Adapts following all transmission related repairs.
Perform the Diagnostic Repair Verification after completing the repair.
Refer to Control Module References for BCM replacement, programming, and setup.
Replace the RSM shift switch. Refer to Range Selector Lever Cable Replacement .