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:

Antifreeze
In the winter when it is anticipated that the outside temperature will drop below 328F (08C), check antifreeze to assure proper winter protection. For additional information, see “Engine coo ...

Changing gear
The automatic transmission shifts to the individual gears automatically when it is in transmission position D. This automatic gearshifting behavior is determined by: • a shift range restrictio ...

Removing the vehicle battery
WARNING Switch the ignition off before disconnecting battery terminals. Always disconnect the negative terminal first and reconnect last. Use caution when lifting the battery out of, or into, ...