Retrieve My Number

1. Push “OnStar ready.”.. System responds:

“OnStar ready.”.

2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”

    See also:

    Trans (Transmission) Temp (Temperature) (CTS-V Only)
    This display shows the transmission fluid temperature in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...

    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 ...

    Turn Signals When Towing a Trailer
    The arrows on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, changing la ...