See also:

Infotainment System Overview
The infotainment system in the vehicle is a touch screen system. It is controlled by touching the screen buttons, the TUNE/MENU knob, preset buttons, and other buttons on the faceplate. The TUNE/ ...

Engine Heater
The engine coolant 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 warm-up. Plug in the coolant hea ...

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...