1995 Buick Riviera Owner's Manual - Page 99

When it's dark enough outside, your low beam headlamps will change to full brightness. The other lamps that come on with your headlamps will also come on. When it's bright enough outside, the regular lamps will go off, and your low beam headlamps change to the reduced brightness of DRL. To idle your vehicle with the DRL off, shift the transaxle into PARK (P). The DRL will stay off until you shift out of PARK (P). To turn off all exterior lighting at night when you are parked, turn off the headlamps and movethe twilight sentinel control all the way toward AUTO MIN. Front Seat Reading Lamps As with any vehicle, you should turn on the regular headlamp system when you need it. Turn on thefront seat reading lamp by pressing the switch. Press it again to turn off the lamp. 2-42