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&nb ...

Keys and Locks

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See also:

Ignition Transmission Lock Check
While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). ...

How to use brightness control and display ON/OFF button
HOW TO USE BRIGHTNESS CONTROL AND DISPLAY ON/OFF BUTTON Push the button to switch the display brightness to the daytime mode or the nighttime mode, and to adjust the display brightness usin ...

Temporary use spare wheel and tire change
If the compact spare wheel is fitted, the system will automatically recognize the change in wheel positions. After approximately 10 minutes of driving above 18 mph (25 km/h), the message FRONT (RE ...