OnStar Services

See also:

Traction Off Light
This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your dealer. If the system is working normally, the indicator light then goes off. The traction ...

Language
Press the customization button until LANGUAGE: ENGLISH appears in the display. To select your preference for display language, press the select button while LANGUAGE: ENGLISH is displayed on the ...

Outside Heated Mirrors
When the rear window defogger is turned on, the driver’s and passenger’s outside rearview mirrors also heat to help clear them of ice, snow, and condensation. ...