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 ...

Sunroof
On vehicles with a sunroof, the switch is located on the overhead console. The sunroof only operates when the ignition is in ON/RUN or ACC/ ACCESSORY or in Retained Accessory Power (RAP). See Retai ...

Coverage
Services are provided up to 5 years/100,000 miles (160 000 km), whichever comes first. In the U.S., anyone driving the vehicle is covered. In Canada, a person driving the vehicle without permissi ...