OnStar Services

See also:

XM™ Satellite Radio AntennaSystem
The XM™ Satellite Radio antenna is located on the roof of your vehicle. Keep this antenna clear of snow and ice build up for clear radio reception. If your vehicle has a sunroof, the performanc ...

Transmission Messages
SERVICE TRANSMISSION This message displays if there is a problem with the transmission. See your dealer. SHIFT TO PARK This message displays when the transmission needs to be shifted to P (Park). ...

USB Port
Not all USB drives are compatible with the USB port. Check the height of the USB drive prior to closing the arm rest. For vehicles with a USB port, the following devices may be connected and contro ...