See also:

Exterior Lighting
The exterior lamp control is located on the instrument panel on the outboard side of the steering wheel. : Turns off the exterior lamps. The knob returns to the AUTO position after it is released ...

Interior
Adjust this mirror for a clear view of the area behind the vehicle. Hold the mirror in the center to move it up, down, or side to side. To reduce headlamp glare from behind, push the tab for ...

Transferring Service
Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...