OnStar

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 ...

Maintenance Requirements
Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working conditi ...

Alarm Warning
Press the customization button until ALARM WARNING: BOTH appears in the display. To select your preference for alarm warning, press the select button while ALARM WARNING: BOTH is displayed on the ...