Repair Instructions

WARNING: This page is about a different car, the 2012 GMC Yukon, 2012 Chevrolet Tahoe, and 2012 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.

Perform the Diagnostic Repair Verification after completing the diagnostic procedure.

NOTE:

Perform the Control Solenoid Valve and Transmission Control Module Assembly Inspection for the following components before replacing the components.

Manual Shift Shaft Position Switch Replacement for Transmission Internal Mode Switch replacement
Wiring Harness Replacement for Automatic Transmission Control Wiring Harness Extension Harness Assembly replacement
Control Module References for Control Solenoid Valve Assembly replacement, programming and setup