OnStar Services

See also:

Auxiliary Devices
For vehicles equipped with the MyLink or IntelliLink infotainment system, see the separate MyLink/ IntelliLink Features and Functions Guide for more information. This vehicle has an auxiliary input ...

Bold styling
GMC Terrain has a balanced, athletic stance and offers a commanding view of the road. Its design is characterized by bold, muscular fender flares, representing GMC's aesthetic. Surfacing is angula ...

Leaving the Vehicle With the Engine Running
WARNING It can be dangerous to leave the vehicle with the engine running. The vehicle could move suddenly if the shift lever is not fully in P (Park) with the parking brake firmly set. If you have ...