See also:

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...

Rear Seat Pass-Through Door
The vehicle may have a door in the rear seat that provides access to the trunk. Lower the rear seat armrest to access the pass-through door. Pull the release handle to open the door. To close, pus ...

Calling for Assistance
When calling Roadside Assistance, have the following information ready: • Your name, home address, and home telephone number. • Telephone number of your location. • Location of the ve ...