Repair Procedures
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. 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.
ECM replacement - Refer to Control Module References for replacement, setup, and programming.
IMS replacement - Refer to Manual Shift Detent Lever with Shaft Position Switch Assembly Removal and Manual Shift Detent Lever with Shaft Position Switch Assembly Installation .
Control solenoid, w/body and TCM, valve assembly replacement - Refer to Control Module References for replacement, setup, and programming.