OnStar Services

See also:

Control Buttons
The knobs and buttons used to control the radio are: (XM): Press to choose the XM band (if equipped). TUNE/TONE: Turn to search for stations. Press to enter the Tone menu. MENU/SELECT: Tur ...

Current and Past Models
Technical Service Bulletins and Manuals are available for current and past model GM vehicles. ORDER TOLL FREE: 1-800-551-4123 Monday – Friday 8:00 AM – 6:00 PM Eastern Time For Credit Card Or ...

SBZA Detection Zones
The SBZA sensor covers a zone of approximately one lane over from both sides of the vehicle, or 3.5m(11 ft). This zone starts at each side mirror and goes back approximately 5.0 m(16 ft). T ...