GMC Terrain: Seats and Restraints / Front Seats

Head Restraints

The vehicle’s front seats have adjustable head restraints in the outboard seating positions. Warning With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/spinal injury in a crash...

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...

Other information:

GMC Terrain 2018-2025 Owners Manual: 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...

GMC Terrain 2018-2025 Owners Manual: (TCS) / (ESC). Turning the Systems Off and On (Uplevel Cluster)

Caution Do not repeatedly brake or accelerate heavily when TCS is off. The vehicle driveline could be damaged. At speeds of 56 km/h (35 mph) or above, this ability to turn off or on is disabled. TCS and StabiliTrak/ESC can be turned off or on using the DIC controls as follows: Press or to scroll to the Options application...