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: Driver Information Center (DIC)


    The DIC display is in the instrument cluster. It shows the status of many vehicle systems. or : Press to move up or down in a list. or : Press to move between the interactive display zones in the cluster. : Press to open a menu or select a menu item...

    GMC Terrain 2018-2026 Owners Manual: Weather Conditions Affecting ACC


    If the interior temperature is extremely high, the instrument cluster may indicate that ACC is temporarily unavailable. This can be caused by extreme hot weather conditions with direct sunlight on the front camera. ACC will return to normal operation once the cabin temperature is lower...

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