General Information

For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people.

Genuine GM parts have one of these marks:

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See also:

XM Messages
XL (Explicit Language Channels): These channels, or any others, can be blocked by request, by calling 1-800-929-2100 in the U.S. and 1-877-438-9677 in Canada. XM Updating: The encryption code i ...

Instrument Panel Illumination Control
(Instrument Panel Brightness): This feature controls the brightness of the instrument panel lights and is located next to the exterior lamps control. Push the knob to extend out and then it ca ...

Traction Control System (TCS)/StabiliTrak® Light
The StabiliTrak or Traction Control System (TCS) indicator/warning light comes on briefly when the engine is started. If the light does not come on, have the vehicle serviced by your dealer. ...