Door Lock System Components
WARNING: This page is about a different car, the 2007 Hummer H2. 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:
- The driver door module (DDM)
- The passenger door module (PDM)
- The body control module (BCM)
- The driver information center (DIC)
- The rear door lock switch
- The door lock relay
- The door unlock relay
- The liftgate lock relay-utility vehicles with liftgate only
- The reversible door lock actuators in each of the doors and liftgate
- LOCKS 20A fuse (rear lock/unlock relay supply voltage)
- ECC 10A fuse (liftgate lock relay supply voltage)