Power Windows 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 power window system consists of the following components:
- Driver window switch
- Passenger window switch
- Left rear window switch
- Right rear window switch
- Window motors in each of the doors
- 30A Fuse
- 5A Fuse
- 30A Fuse
- Body control module (BCM)
| Callout | Component Name |
|---|---|
| S79D | S79D Window Switch - Driver |
| M74D | M74D Window Motor - Driver |
| K9 | K9 Body Control Module |
| S79RR | S79RR Window Switch - Right Rear |
| S79LR | S79LR Window Switch - Left Rear |
| S79P | S79P Window Switch - Passenger |
| M74P | M74P Window Motor - Passenger |
| M74LR | M74LR Window Motor - Left Rear |
| M74RR | M74RR Window Motor - Right Rear |