Circuit/System Verification
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.
Perform the appropriate radio programming or setup as directed in Control Module References.
- If the DTC resets, replace the A11 Radio.