GMC Terrain: Manual Rearview Mirror - Interior Mirrors - Keys, Doors, and Windows - GMC Terrain Owner's ManualGMC Terrain: Manual Rearview Mirror

Hold the inside rearview mirror in the center and move it for a clearer view behind the vehicle. Adjust the mirror to avoid glare from the headlamps behind you. Push the tab forward for daytime use and pull it for nighttime use.

Vehicles with OnStarВ® have three control buttons located at the bottom of the mirror. See your dealer for more information on the system and how to subscribe to OnStar. See OnStar Overview on page 14‑1.

    Automatic Dimming Rearview Mirror
    The vehicle may have an automatic dimming inside rearview mirror. Automatic dimming reduces the glare from the headlamps of the vehicle behind you. The dimming feature comes on and the indicator l ...

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    Decreasing cruise speed
    To reduce cruising speed, press and hold control (4). Release the switch when the desired speed is reached, the new speed will be set and maintained. The set speed can be decreased in steps of 2k ...

    Locking or unlocking the vehicle with the key blade
    Keyless drive keyhole cover The driver's door on vehicles equipped with keyless drive can be locked or unlocked with the remote key's detachable key blade if necessary, see page 61 for inform ...

    Cruise control active (green)
    Cruise control active (green) Illuminates when cruise control is active. ...