GMC Terrain: Initial Drive Information / Transmission

Electronic Range Select (ERS) Mode

ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving downhill to limit the top gear and vehicle speed. See Manual Mode.

To use this feature:

  1. Press the L (Low) button.
  2. Press the plus or minus button on the center stack to increase or decrease the gear range available.

    Climate Controls

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    Vehicle Features

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    Other information:

    GMC Terrain 2018-2025 Owners Manual: Cruise Control Light


    The cruise control light is white when the cruise control is on and ready, and turns green when the cruise control is set and active. See Cruise Control. Adaptive Cruise Control Light This light is white when the Adaptive Cruise Control (ACC, if equipped) is on and ready, and turns green when the ACC is set and active. See Adaptive Cruise Control...

    GMC Terrain 2018-2025 Owners Manual: Seat Adjustment


    Warning You can lose control of the vehicle if you try to adjust a driver seat while the vehicle is moving. Adjust the driver seat only when the vehicle is not moving. To adjust the seat position: Pull the handle at the front of the seat cushion to unlock it. Move the seat forward or rearward and release the handle. Try to move the seat back and forth to be sure it is locked in ..

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