GMC Terrain: Setting Cruise Control / 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.
  • To increase the speed in small increments, briefly press +RES. For each press, the vehicle goes about 1 km/h (1 mph) faster.

The speedometer reading can be displayed in either English or metric units.

See Instrument Cluster (Base and Midlevel) or Instrument Cluster (Uplevel). The increment value used depends on the units displayed.

    Resuming a Set Speed

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

    Reducing Speed While Using Cruise Control

    If the cruise control system is already activated: Press and hold –SET until the desired lower speed is reached, then release it. To slow down in small increments, briefly press –SET...

    Other information:

    GMC Terrain 2018-2025 Owners Manual: General Information


    Your vehicle is an important investment. This section describes the required maintenance for the vehicle. Follow this schedule to help protect against major repair expenses resulting from neglect or inadequate maintenance. It may also help to maintain the value of the vehicle if it is sold...

    GMC Terrain 2018-2025 Owners Manual: Safety System Check. Seat Belt Care


    Safety System Check Periodically check the seat belt reminder, seat belts, buckles, latch plates, retractors, shoulder belt height adjusters (if equipped), and seat belt anchorages to make sure they are all in working order. Look for any other loose or damaged seat belt system parts that might keep a seat belt system from performing properly...

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