GMC Terrain: Setting Cruise Control / Resuming a Set Speed

If the cruise control is set at a desired speed and then the brakes are applied or GMC Terrain. Resuming a Set Speed is pressed, the cruise control is disengaged without erasing the set speed from memory.

Once the vehicle speed reaches about 40 km/h (25 mph) or more, briefly press +RES. The vehicle returns to the previous set speed.

    Setting Cruise Control

    If is on when not in use, –SET or +RES could get bumped and go into cruise when not desired. Keep off when cruise is not being used. To set a speed: Press to turn the cruise system on...

    Increasing Speed While Using Cruise Control

    If the cruise control system is already activated: Press and hold +RES on the steering wheel until the vehicle accelerates to the desired speed, then release it...

    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: Cleaning the Sensing System


    The camera sensor on the windshield behind the rearview mirror can become blocked by snow, ice, dirt, mud, or debris. This area needs to be cleaned for ACC to operate properly. The vehicle headlamps may need to be cleaned due to dirt, snow, or ice...

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