1995 Oldsmobile Silhouette Owner's Manual - Page 120

Headlamp High-Low Beam Changer Fog Lamps Slide the lower lever on the lights control panel up to turn on the fog lamps, down to turn them off. An indicator light next to the control will glow when the fog lamps are on. ~ Your headlamps must be on for your fog lamps to go on. Although your fog lamps will go off when your high beams are on,high beams are notrecommended for driving in fog. To change the headlamps from high to low beam, or low to high, simply pull the turn signal lever all way the toward you. Then release it. When the high beams are on,a blue lighton the instrument cluster will also be on. 2-50