Repair Instructions
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic Repair Verification after completing the repair: Diagnostic Repair Verification
- Control Valve Body Cover Replacement
- Control Solenoid Valve and Transmission Control Module Assembly Replacement - Q8 Control Solenoid Valve Assembly
- Manual Shift Detent Lever with Shaft Position Switch Assembly Replacement - B15 Transmission Internal Mode Switch
- For control module replacement, programming, and setup refer to: Control Module References
Additional Procedures
Transmission Adaptive Values Learn - Perform after any repair