OnStar Services

See also:

Display Settings
Press the Config button on the Home Page or the CONFIG button on the faceplate, then select Display Settings from the list. The following options may display: Dimming Mode: Press to change the scre ...

Instrument Panel
A. Exterior Lamp Controls. Fog Lamps (If Equipped). Instrument Panel Illumination Control. Head-Up Display (HUD) (If Equipped). B. Air Vents. C. Turn and Lane-Change Lever. See Turn and La ...

Reporting Safety Defects to the Canadian Government
If you live in Canada, and you believe that your vehicle has a safety defect, notify Transport Canada immediately, in addition to notifying General Motors of Canada Limited. Call them at 1-800-3 ...