Onstar.com

The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service.

Get subscription plan pricing and sign up for OnStar Vehicle Diagnostics. Click on the “My Account” tab on the home page.

    See also:

    Door Locks (Coupe)
    WARNING! Unlocked doors can be dangerous. - Passengers — especially children — can easily open the doors and fall out of a moving vehicle. When a door is locked it will not open. You incr ...

    3.5mm Jack
    Connect a 3.5mm (1/8 in) cable to the auxiliary input jack to use a portable audio player. Playback of an audio device that is connected to the 3.5mm (1/8 in) jack can only be controlled usin ...

    Heated Steering Wheel
    The vehicle may be equipped with a heated steering wheel. (Heated Steering Wheel): Press to turn the heated steering wheel on or off. A light on the button displays when the feature is tur ...