1995 GMC Sonoma Owner's Manual - Page 91

Daytime Running Lamps (DRL) Indicator Light You may have this light on the instrument panel. It goes on whenever the Daytime Running Lamps are on, the ignition is on, the headlamp switch is off, and the parking brake is released. Dayfime Running Lamps Daytime Running Lamps (DRL) make it easier to seethe front of your vehicle during the day. DRL can be helpful when it's rainingand in the short periods after dawnand before sunset. Several countries, including Canada, require DRL.Vehicles sold in the United States may have this option. The DRL systemwill make your high-beam headlamps come onat a reduced brightness when: The ignition is on, The headlamp switch is off, and The parking brake is released. When the DRL areon, only your high-beam headlamps will be on. The taillamps, sidemarker and other lamps won't be on. Your instrument panel won't be lit up either. When it begins to get dark, your DRL indicator light reminderto turn is a your headlamp switch on. The other lamps come on with your that headlamps will also come on. When you turn the headlamp switch off, the regular lampswill go off, and your high-beam headlamps will change to the reduced brightnessof D . m To idle your vehicle with the DRL off, set the parking brake. The DRLwill stay off until you release the parking brake. Headlamps-On Reminder A reminder tone will sound when your headlamps or parking lamps are turned on and your ignition is in OFF, LOCK or ACC. To turn the tone off, press the OFF switch. 2-45