GMC Terrain: Setting Cruise Control / 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. For each press, the vehicle goes about 1 km/h (1 mph) slower.

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.

    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...

    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...

    Other information:

    GMC Terrain 2018-2026 Owners Manual: Setting Adaptive Cruise Control


    If is on when not in use, SET–/ RES+ could be pressed by mistake and engage ACC when not desired. Keep off when cruise is not being used. Select the set speed desired for ACC. This is the vehicle speed when no vehicle is detected in your path...

    GMC Terrain 2018-2026 Owners Manual: Parking over Things That Burn. Extended Parking


    Parking over Things That Burn Warning Things that can burn could touch hot exhaust parts under the vehicle and ignite. Do not park over papers, leaves, dry grass, or other things that can burn. Extended Parking It is best not to park with the vehicle running...

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