Repair Instructions
WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
Perform the Diagnostic Repair Verification after completing the repair.
- Relay Replacement (Attached to Wire Harness) or Relay Replacement (Within an Electrical Center)
- Control Module References for keyless entry control module replacement, programming and setup.