Door Lock System Components
WARNING: This page is about a different car, the 2018 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.
The power door lock system consists of the following components:
- Driver door lock switch
- Passenger door lock switch
- Rear window/door lockout switch, located on the driver window switch
- Body control module (BCM)
- Driver door latch
- Passenger door latch
- Left rear door latch
- Right rear door latch
- Door lock security PCB relay