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:

    Getting Started on Your Route
    Once a destination has been entered, there are several functions that can be performed. Press DEST to access the Route screen. Turn List Press to view the list of turn maneuvers for the entire ...

    Turn and Lane-Change Signals
    An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Move the lever all the way up or down to signal a turn. Raise or lower the lever until the arr ...

    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 ...