GMC Terrain: Initial Drive Information / Seat Adjustment - Manual Front Seats
GMC Terrain 2018-2025 Owners Manual / In Brief / Initial Drive Information / Seat Adjustment - Manual Front Seats
To adjust a manual seat:
- Pull the handle at the front of the seat.
- Slide the seat to the desired position 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 manually raise or lower the seat.
Reclining Seatbacks
To recline the manual seatback:
- Lift the lever.
- Move the seatback to the desired position, then release the lever to lock the seatback in place.
- Push and pull on the seatback to make sure it is locked.
To return the seatback to an upright position:
- Lift the lever fully without applying pressure to the seatback, and the seatback returns to the upright position.
- Push and pull on the seatback to make sure it is locked.
Windows
The power windows work when the
ignition is on, in ACC/ACCESSORY,
or when Retained Accessory Power
(RAP) is active.
Using the window switch, press to
open or pull to close the window...
Power Driver Seat
To adjust a power driver seat,
if equipped:
Move the seat forward or
rearward by sliding the control
forward or rearward.
Raise or lower the front part of
the seat cushion by moving the
front of the control up or down...
Other information:
GMC Terrain 2018-2025 Owners Manual: Electric Parking Brake
The vehicle has an Electric Parking Brake (EPB). The EPB can always be activated, even if the ignition is off. To prevent draining the battery, avoid repeated cycles of the EPB system when the engine is not running. The system has a or PARK Electric Parking Brake light, and a Service Parking Brake light or Service Parking Brake message...
GMC Terrain 2018-2025 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...
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Vehicle Personalization
The following are all possible vehicle personalization features. Depending on the vehicle, some may not be available.
For System, Apps, and Personal features and functions, see “Settings” in the infotainment manual.
To access the vehicle personalization menu:
Touch the Settings icon on the Home Page of the infotainment display. Touch Vehicle to display a list of available options. Touch to select the desired feature setting. Touch
or R to turn a
feature
off or on.
Touch 
to go to the top
level
of the Settings menu.
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