See also:

Satellite Radio
For vehicles equipped with the MyLink or IntelliLink infotainment system, see the separate MyLink/ IntelliLink Features and Functions Guide for more information. Vehicles with an XM™ Satellite Ra ...

Running the Vehicle While Parked
It is better not to park with the engine running. But if you ever have to, here are some things to know. WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhau ...

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 changed, ...