Door Lock System Components
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. 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:
- LF door lock switch
- RF door lock switch
- Rear door lock switch utilities only
- Door lock relay
- Door unlock relay
- Driver door unlock relay, uplevel vehicles
- Body Control Module (BCM)
- Reversible door lock actuators in each of the doors
- MIR/LOCK 3A fuse, switch supply voltage
- DR LOCK 20A fuse, relay supply voltage
- UNLOCK 15A fuse, unlock supply voltage
- LOCK 15A fuse, lock supply voltage
- UNLOCK JMPR, base vehicles