Operation CHARM: Car repair manuals for everyone.

Driver Controls and Modules

The Body Control Module (BCM) module processes the inputs and the controls. The ambient light sensor supplies the BCM with a signal for daytime conditions or for low light conditions:
^ The Body Control Module (BCM)
^ The ambient light sensor
^ The Instrument Panel Cluster (IPC)

Driver controls include the following components:
^ The fog lamp switch
^ The door lock switches
^ The headlamp dimmer switch
^ The headlamp switch
^ The park/neutral position switch
^ The park brake indicator switch
^ The stop lamp switch
^ The turn signal switch