Daytime Running Lamps (DRL)

Daytime Running Lamps (DRL) can make it easier for others to see the front of your vehicle during the day.

Fully functional daytime running lamps are required on all vehicles first sold in Canada.

The DRL system turns on the low-beam headlamps at a reduced brightness. For vehicles with High Intensity Discharge (HID) headlamps, the dedicated DRL will come on when all of the following conditions are met:

• 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).

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 ignition is off. or the ignition is off.

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.

    See also:

    Cooling System
    The cooling system allows the engine to maintain the correct working temperature. When it is safe to lift the hood: 2.0 L L4 Engine A. Electric Engine Cooling Fans B. Coolant Surge Tank and Pr ...

    Exterior
    While the Regal's styling is definitely understated, the sedan has clean lines and a nice stance. The rear-quarter view is one of its best angles, and the car has one of the most stylish trunklids ...

    Your Responsibility
    Increase the volume of the radio if the OnStar advisor cannot be heard. If the light next to the OnStar buttons is red, the system may not be functioning properly. Press and request a vehicle ...