GMC Terrain: Windshield and Wiper Blades - Exterior Care - Appearance Care - Vehicle Care - GMC Terrain Owner's ManualGMC Terrain: Windshield and Wiper Blades

Clean the outside of the windshield with glass cleaner.

Clean rubber blades using a lint-free cloth or paper towel soaked with windshield washer fluid or a mild detergent. Wash the windshield thoroughly when cleaning the blades. Bugs, road grime, sap, and a buildup of vehicle wash/wax treatments may cause wiper streaking.

Replace the wiper blades if they are worn or damaged. Damage can be caused by extreme dusty conditions, sand, salt, heat, sun, snow, and ice.

    Cleaning Exterior Lamps/ Lenses and Emblems
    Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later in this section. ...

    Weatherstrips
    Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants on page 11‑12. ...

    See also:

    Transfer Case
    Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change it. See Maintenance Schedule on page 11‑3. ...

    Vanity mirror
    Vanity mirror with lighting The light comes on automatically when the cover is lifted. ...

    Choosing a language
    You can interact with the BluetoothВ® Hands- Free Phone System using English, Spanish or French. To change the language, perform the following. 1. Push and hold the button for more than 5 s ...