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:

    Dome Lamps
    The dome lamp controls are located in the overhead console. : Press to turn the lamps off, even when a door is open. : Press to turn the lamps on automatically when a door is opened. : Press ...

    Front Storage Area
    To access the front storage area, push down and then release. Push up and forward to remove. ...

    Door Ajar Messages
    DRIVER DOOR OPEN This message will display when the driver door is open. Close the door completely. HOOD OPEN This message will display when the hood is open. Close the hood completely. LEFT REAR ...