Rear Window Defogger System Components
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
The rear window defogger system consist of the following components:
- A HVAC control module
- A rear window defogger relay
- A rear window that has a number of grid lines
- Two bus bars that are attached to the inside surface of the rear window.
The battery voltage terminal and ground terminal are soldier to the bus bars.