See also:

Windshield, Backglass, and WiperBlades
If the windshield is not clear after using the windshield washer, or if the wiper blade chatters when running, wax, sap or other material may be on the blade or windshield. Clean the outside of ...

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 ...

Air Conditioning
(Air Conditioning): Press to turn the air conditioning on or off. An indicator light comes on. If the fan is turned off or the outside temperature falls below freezing, the air conditioning compr ...