GMC Terrain: Automatic Dimming Rearview Mirror - Interior Mirrors - Keys, Doors, and Windows - GMC Terrain Owner's ManualGMC Terrain: 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 light comes on each time the vehicle is started.

on or off. : Press to turn automatic dimming on or off.

Vehicles with OnStar® have three additional 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.

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 us ...

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

See also:

Panel dimmer control
Use to adjust the brightness of the instrument panel and all applicable switches in the vehicle during headlamp and parking lamp operation. • Move the control to the full upright position, p ...

Using a warm water washer
- Keep a good distance of 12 in (30 cm) or more between the washer nozzle and the vehicle. - Do not wash the same area continuously. - If a stain will not come out easily, wash by hand. Some w ...

Check Out Your Vehicle
Before you leave the pavement, be sure to do all scheduled maintenance and service, and inspect your vehicle for any problems. Pay special attention to the condition of the tires, and check ...