See also:

Satellite Radio
Vehicles with an XM™ satellite radio tuner and a valid XM satellite radio subscription can receive XM programming. ...

Storing Name Tags
The system can store up to 30 phone numbers as name tags that are shared between the Bluetooth and OnStar systems. The system uses the following commands to store and retrieve phone numbers: ► ...

StabiliTrak®
The vehicle may have the StabiliTrak system that assists with directional control of the vehicle in difficult driving conditions. The system turns on automatically every time the vehicle is star ...