OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview  ...

Keys and Locks

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See also:

Removing the spare wheel
WARNING Remove the spare wheel prior to jacking the vehicle, to avoid destabilizing the vehicle when raised. The spare wheel is heavy and if handled incorrectly may cause injury. Use extreme ...

Owner maintenance
Any significant or sudden drop in fluid levels, or uneven tire wear, should be reported to a qualified technician without delay. In addition to the routine maintenance, a number of simple checks mu ...

Tire Messages
SERVICE TIRE MONITOR SYSTEM On vehicles with the Tire Pressure Monitor System (TPMS), this message displays if a part on the TPMS is not working properly. The tire pressure light also flashes and t ...