GMC Terrain: In Brief / Performance and Maintenance

Sunroof

Sunroof Switch Sunshade Switch If equipped, the sunroof only operates when the ignition is on or in ACC/ACCESSORY, or when Retained Accessory Power (RAP) is active...

Traction Control/Electronic Stability Control

The Traction Control System (TCS) limits wheel slip. The system is on when the vehicle is started. The StabiliTrak/Electronic Stability Control (ESC) system assists with directional control of the vehicle in difficult driving conditions...

Other information:

GMC Terrain 2018-2025 Owners Manual: Manual Liftgate

To unlock the liftgate, press on the power door lock switch or press on the Remote Keyless Entry (RKE) transmitter twice within five seconds. See Remote Keyless Entry (RKE) System Operation. To open the liftgate, press the touch pad on the bottom of the liftgate and lift up...

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...