Operation CHARM: Car repair manuals for everyone.

Body Control Module (BCM)

The Body Control Module (BCM) controls the content theft deterrent system.

The BCM monitors the status of the following components:
- The vehicle doors
- The lock cylinders
- The shock sensor
- The keyless entry system

The BCM operates the following components, according to the chosen mode of operation:
- The park lamps
- The horn
- The status security LED