Headlamp and Instrument Panel Lamp Dimmer Switch

The headlamp and instrument panel lamp dimmer switch with thumbwheel dimmer control is mounted in the I/P to the left of the instrument cluster The headlamp switch controls the following lamps:
^ Headlamps
^ Parking lamps
^ Sidemarker lamps
^ Taillamps
^ Interior lamps
^ I/P lamps

The dimmer control regulates the intensity of the I/P illumination.