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 2018-2022 Owners Manual: Stop/Start System and Remote Keyless Entry (RKE) System


    Stop/Start System If equipped, the Stop/Start system will shut off the engine to help conserve fuel. It has components designed for the increased number of starts. When the brakes are applied and the vehicle is at a complete stop, the engine may turn off...

    GMC Terrain 2018-2022 Owners Manual: Taillamps


    To replace one of these lamps: Open the liftgate. See Liftgate. Remove the two screw caps and two screws from the taillamp assembly. Pull the taillamp assembly out of the vehicle body. Disconnect the lamp wiring harness. Turn the bulb socket counterclockwise and pull it out...

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