1999 Pontiac Montana Owner's Manual - Page 158

yellowblue Turning the dial to this setting turns on the headlamps, together with: A light sensor on top of the instrument panel makes the DRL work, so be sure it isn't covered. The DRL system will make your front parking and turn signal lamps come on in daylight when: D D D D Parking Lamps Sidemarker Lamps Taillamps Instrument Panel Lights D The ignition is on, D the headlamp switch is off and D the parking brake is released. When the DRL are on, only your front parking and turn signal lamps will be on. Your instrument panel won't be lit up. When it's dark enough outside, the exterior lamps will come on automatically. When it's bright enough outside, the exterior lamps will go out and the DRL will turn on. Of course, you may still turn on the headlamps any time you need to. To idle your vehicle with the DRL off, set the parking brake while the ignition is in OFF or LOCK. Then start the vehicle. The DRL will stay off until you release the parking brake. As with any vehicle, you should turn on the regular headlamp system when you need it. Turning the dial to this setting turns off all the lamps and lights. Lamps On Reminder If the driver's door is opened and you turn the ignition to OFF or LOCK while leaving the lamps on, you will hear a warning chime. 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. 2-62