GMC Terrain: Front Seats / 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 place.
Seat Height Adjuster
Move the lever up or down to raise or lower the seat.
Front Seats
..
Power Seat Adjustment
Warning
The power seats will work with
the ignition off. Children could
operate the power seats and be
injured. Never leave children
alone in the vehicle...
Other information:
GMC Terrain 2018-2026 Owners Manual: Setting the 3/4 Mode
To change the position the liftgate stops at when opening: Select MAX or 3/4 mode and power open the liftgate. Stop the liftgate movement at the desired height by pressing any liftgate switch. Manually adjust the liftgate position if needed...
GMC Terrain 2018-2026 Owners Manual: Engine Exhaust
Engine Exhaust Warning Engine exhaust contains carbon monoxide (CO), which cannot be seen or smelled. Exposure to CO can cause unconsciousness and even death. Exhaust may enter the vehicle if: The vehicle idles in areas with poor ventilation (parking garages, tunnels, deep snow that may block underbody airflow or tail pipes)...
Copyright © 2026 www.gmcterrain2.com