GMC Terrain: Keys, Doors, and Windows / Interior Mirrors

Interior Rearview Mirrors

Adjust the rearview mirror for a clear view of the area behind the vehicle.

Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water.

Manual Rearview Mirror

Push the tab forward for daytime use and pull it rearward for nighttime use to avoid glare of the headlamps from behind.

Automatic Dimming Rearview Mirror

If equipped, automatic dimming reduces the glare of headlamps from behind. The dimming feature comes on when the vehicle is started.

    Automatic Dimming Mirror and Reverse Tilt Mirrors

    Automatic Dimming Mirror The vehicle has an automatic dimming outside mirror on the driver side. The mirror will adjust for the glare of headlamps behind you...

    Windows

    Warning Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm or hot weather. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke...

    Other information:

    GMC Terrain 2018-2026 Owners Manual: Windshield Wiper/Washer


    The windshield wiper/washer lever is on the side of the steering column. With the ignition on or in ACC/ACCESSORY, move the windshield wiper lever to select the wiper speed. HI : Use for fast wipes. LO : Use for slow wipes. INT : Move the lever up to INT for intermittent wipes, then turn the band up for more frequent wipes or down for less frequent wipes...

    GMC Terrain 2018-2026 Owners Manual: Manual Liftgate


    To unlock the liftgate, press on the power door lock switch or press on the Remote Keyless Entry (RKE) transmitter twice within five seconds. See Remote Keyless Entry (RKE) System Operation. To open the liftgate, press the touch pad on the bottom of the liftgate and lift up...

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