1999 Oldsmobile Silhouette Owner's Manual - Page 159

yellowblue Fog Lamps The fog lamps switch is located in the instrument panel switchbank. Push the fog lamp symbol on the button to turn on the lamps. When your DRL are on, the headlamps switch must first be turned from the off position before the fog lamps can be turned on. At night, when DRL automatically turns on your headlamps, the fog lamps can be turned on when the headlamps switch is in any position. Your fog lamps will go off when you switch to high beams. Using your high beams in fog is not recommended. Interior Lamps Instrument Panel Intensity Control Turn the control, located below the headlamps switch, clockwise to increase the brightness of the instrument panel lights, and counterclockwise to decrease the brightness. Turn the control all the way counterclockwise to turn them off. The green indicator light will glow. Push the ribbed part of the switch to turn them off. The indicator light will go off. Your parking lamps or headlamps must be on for your fog lamps to go on. Interior Lamps Control Turn the dial all the way clockwise to turn on the interior lamps, if the interior lamps override switch is off. Turn the dial counterclockwise to turn the lamps off. 2-63