1998 Buick Skylark Owner's Manual - Page 102

The DRL andthe ALC systems will remain any time off your automatic transaxle vehicle in PARK (P) and the is parking brake is engaged. The DRL and ALC systems will remain any time off your manualtransaxle vehicle is in NEUTRAL (N) and the parking brakeis engaged. As with any vehicle, you should turn on the regular headlamp system when you need it. turn on your low-beam headlamps at a normal brightness along with taillamps, sidemarker, parking the lamps andthe instrument panel lights. radio lights The will bed i m e r . As with any vehicle, you should turn on the regular headlamp system when you need it. Interior Lamps Instrument Panel Intensity The interior courtesy lamps can be turned on rotating by the control located on the HI. instrument panel to Automatic Light Control (ALC) Your vehicle is equipped with an automatic light sensor on topof the instrument panel under defroster grill, the so be sure it is not covered which will cause the nighttime lights to on continuously. be When it is dark enough outside, your ALC will on turn your headlamps that you were using at the normal last brightness along with other lamps such the taillamps, as sidemarker, parking lamps and instrument panel lights. in There is a 20-second delay the transition between daytime and nighttime operation the DRL and the of in ALC systems.If the light sensor senses a reduction 20 lighting that lasts longer than seconds, it will activate the nighttimelamps. If you are driving through a parking garage, heavy overcast weather, a tunnel or fueling your vehicle in a low area, the ALC will light The instrument panel brightness can also be adjusted between LO andHI by rotating the control. 2-41