K26 Headlamp Control Module Programming
WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.
To program a replacement or existing control module, perform the following procedure:
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K26 Headlamp Control Module - Programming and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select K26 Headlamp Control Module - Setup while following the on-screen instructions.
- Clear DTCs.