2014 Buick Regal Owner Manual - Page 168

6-2 Lighting The DRL system turns on the low-beam headlamps at a reduced brightness. If equipped with High Intensity Discharge (HID) headlamps, the dedicated DRL will come on when all of the following conditions are met: . . turn the high beams on. To return to low beams, push the lever again or pull it toward you and release. This vehicle may have a DRL disabling function. When the DRL are on and a turn signal is activated, the DRL on that side will be off until the turn signal goes off. The ignition is on. The exterior lamps control is in AUTO. The light sensor determines it is daytime. The parking brake is released or the vehicle is not in P (Park). Automatic Headlamp System When the exterior lamp control is set to AUTO and it is dark enough outside, the headlamps come on automatically. This indicator light turns on in the instrument cluster when the high-beam headlamps are on. . Flash-to-Pass To flash the high beams, pull the turn signal lever toward you, and release. . Daytime Running Lamps (DRL) DRL can make it easier for others to see the front of your vehicle during the day. Fully functional DRL are required on all vehicles first sold in Canada. When the DRL are on, the low-beam headlamps will be on. The taillamps, sidemarker lamps, instrument panel lights, and other lamps will not be on. The DRL turn off when the headlamps are turned to O or the ignition is off. There is a light sensor on top of the instrument panel. Do not cover the sensor; otherwise the headlamps will come on when they are not needed.