GMC Terrain: Initial Drive Information / Interior Lighting

Steering Wheel Adjustment

To adjust the steering wheel: Pull the lever down. Move the steering wheel up or down. Pull or push the steering wheel closer or away from you...

Dome Lamps

The dome lamp controls are in the overhead console. To operate, press the following buttons: : Press to turn off the dome lamps when a door is open...

Other information:

GMC Terrain 2018-2024 Owners Manual: What to Use

Warning Plain water, or other liquids such as alcohol, can boil before the proper coolant mixture will. With plain water or the wrong mixture, the engine could get too hot but there would not be an overheat warning. The engine could catch fire and you or others could be burned...

GMC Terrain 2018-2024 Owners Manual: Roadside Assistance Program

For U.S.-purchased vehicles, call 1-888-881-3302; (Text Telephone (TTY): 1-888-889-2438). For Canadian-purchased vehicles, call 1-800-268-6800. Service is available 24 hours a day, 365 days a year. Calling for Assistance When calling Roadside Assistance, have the following information ready: Your name, home address, and home telephone number Telephone number of your location Location..