GMC Terrain: Automatic Headlamp System - Exterior Lighting - Lighting - GMC Terrain Owner's ManualGMC Terrain: Automatic Headlamp System

When it is dark enough outside, the headlamps come on automatically.

Do not cover the light sensor on top of the instrument panel or the headlamps

Do not cover the light sensor on top of the instrument panel or the headlamps will come on when they are not needed.

The system may also turn on the headlamps when driving through a parking garage or tunnel.

    Daytime Running Lamps (DRL)
    Daytime Running Lamps (DRL) system makes the low-beam headlamps come on at a reduced brightness in daylight when the following conditions are met: ○ The ignition is on. ○ The exterior ...

    Hazard Warning Flashers
    (Hazard Warning Flasher): Press this button, on the center of the instrument panel, to make the front and rear turn signal lamps flash on and off. This warns others that you are having trouble. ...

    See also:

    The radar sensor and its limitations
    In addition to being used by ACC, the radar sensor is also used by Distance Alert (see page 164) and Collision Warning with Full Auto-brake and Pedestrian Detection (see page 172). This sensor ...

    Spot Light
    Spot Light Push the switch to turn on the light and push it again to turn off the light. ...

    Monitor (if equipped)
    To clean the audio/navigation monitor, wipe it with a silicone cloth or with a soft cloth. If the monitor is extremely dirty, clean it with a soft cloth moistened with neutral detergent then c ...