2002 Oldsmobile Alero Owner's Manual - Page 108

The exterior lamps control has three positions: (Parking Lamps): Turning the control to this position turns on the parking lamps, together with the following: Daytime Running Lamps Daytime Running Lamps (DRL) can make it easier for others to see the front of your vehicle during the day. DRL can be helpful in many different driving conditions, but they can be especially helpful in the short periods after dawn and before sunset. Fully functional daytime running lamps are required on all vehicles first sold in Canada. The DRL system will make your high-beam headlamps come on at a reduced brightness when the following conditions are met: D D D D Sidemarker Lamps Taillamps License Plate Lamps Instrument Panel Lights (Headlamps): Turning the control to this position turns on the headlamps, together with the previously listed lamps and lights. AUTO: Turning the control to this position turns the headlamps, taillamps and parking lamps on and off automatically, while the ignition is on, by sensing how dark it is outside. For more information see "Automatic Light Control" later in this section. D The ignition is on, D the exterior lamps control is in AUTO or the parking D D the parking brake is released, and D the shift lever is not in PARK (P) on vehicles with an automatic transaxle only. When the DRL system is on, the taillamps, sidemarker lamps, parking lamps and instrument panel lights will not be illuminated unless you have turned the exterior lamps control to the parking lamp position. As with any vehicle, you should turn on the regular headlamp system when you need it. lamps only position, the light sensor detects daytime light, 2-46