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  .

    See also:

    STS adds direct-injection V-6
    For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...

    Listing Stored Numbers
    The list command will list all stored numbers and name tags. Using the “List” Command 1. Press and hold for two seconds. For vehicles with a navigation system say “Hands Free” after the ton ...

    StabiliTrak® System
    The StabiliTrak system assists with directional control of the vehicle in difficult driving conditions. The system is on when the vehicle is started. - To turn off both Traction Control and Sta ...