1993 Buick Roadmaster Owner's Manual - Page 101

Lights i Headlight C60n?' Warning These switches control the following li-ght systems: If the light switch left on you'll hear a warning tone is when you turn off the ignitbn. Twilight Sentinel (Option) Twilight Sentinel turns your headlights and off on autcimatically by sensing how dark it is outside. ' Headlights a Taillights Parking Lights 0 License Lights ,* Sidemarker Lights a Instrument Panel Lights Interior Courtesy Lights 0 * . . By rotating the switch marked MAX and INT you can or dim and turn make the instrument panel lights bright on the courtesy lights or off. To operate it, leave the LIGHTS switch and move off the Twilight Sentinel control to any position OFF. but 99