GMC Terrain: Setting Cruise Control / Using Cruise Control on Hills

How well the cruise control works on hills depends upon the vehicle speed, load, and the steepness of the hills. When going up steep hills, you might have to step on the accelerator pedal to maintain the vehicle speed. When going downhill, you might have to brake or shift to a lower gear to keep your speed down. If the brake pedal is applied, cruise control will disengage.

    Passing Another Vehicle While Using Cruise Control

    Use the accelerator pedal to increase the vehicle speed. When you take your foot off the pedal, the vehicle will slow down to the previous set cruise speed...

    Ending Cruise Control

    There are four ways to end cruise control: Step lightly on the brake pedal. Press . Shift the transmission to N (Neutral). To turn off cruise control, press ...

    Other information:

    GMC Terrain 2018-2026 Owners Manual: Prohibited Fuels (Gasoline)


    Caution Do not use fuels with any of the following conditions; doing so may damage the vehicle and void its warranty: For vehicles that are not FlexFuel, fuel labeled greater than 15% ethanol by volume, such as mid-level ethanol blends (16–50% ethanol), E85, or FlexFuel...

    GMC Terrain 2018-2026 Owners Manual: Customer Assistance Offices


    GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States and Puerto Rico GMC Customer Assistance Center P.O. Box 33172 Detroit, MI 48232-5172 www...

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