OnStar

See also:

Engine Coolant Temperature Warning Light
The engine coolant temperature warning light comes on briefly when the vehicle is started. If it does not, have the vehicle serviced by your dealer. If the system is working normally, the ...

Heated Steering Wheel
For vehicles with a heated steering wheel, the button for this feature is located on the steering wheel. (Heated Steering Wheel): Press to turn the heated steering wheel on or off. A light on ...

Horn
Pressaon the steering wheel pad to sound the horn. ...