See also:

OnStar Overview
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. The OnStar sy ...

Driving in Water
Heavy rain can mean flash flooding, and flood waters demand extreme caution. Find out how deep the water is before you drive through it. If it is deep enough to cover your wheel hubs, axles, or ...

Door Locks
To lock or unlock the door from outside the vehicle, press on the Remote Keyless Entry (RKE) transmitter or use the key in the driver door. From inside the vehicle with the doors locked, pull onc ...