Windshield Defogger System Components
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.
The windshield defogger system consists of the following components:
- Body control module
- HVAC controls
- HVAC control module (C68)
- Underhood fuse block (Contains the windshield defogger PCB relay)
- Windshield defogger fuse block (Contains the left windshield defogger PCB relay and the right windshield defogger PCB relay)
- Windshield Defogger Grid