GMC Terrain: Keys, Doors, and Windows / Vehicle Security

Hands-Free Operation

The liftgate may be operated with a kicking motion under the rear bumper between the left exhaust pipe and the license plate. The RKE transmitter must be within 1 m (3 ft) of the rear bumper to operate the power liftgate hands-free...

Vehicle Alarm System

This vehicle has an anti-theft alarm system. The indicator light, on the instrument panel near the windshield, indicates the status of the system: Off : Alarm system is disarmed...

Other information:

GMC Terrain 2018-2025 Owners Manual: Engine Heater

Warning Do not plug in the engine block heater while the vehicle is parked in a garage or under a carport. Property damage or personal injury may result. Always park the vehicle in a clear open area away from buildings or structures. The engine heater, if available, can help in cold weather conditions at or below −18 °C (0 °F) for easier starting and better fuel economy during engine..

GMC Terrain 2018-2025 Owners Manual: Reading Lamps

There are reading lamps on the overhead console and over the rear passenger doors. These lamps come on when any door is opened. Front Reading Lamps The front reading lamps are in the overhead console. Press the lamp lenses to turn the front reading lamps on or off. Rear Reading Lamps Press the lamp lens to turn the rear passenger reading lamps on or off...