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:

    Instrument Panel Illumination Control
    The brightness of the instrument panel lighting and steering wheel controls can be adjusted. : Move and hold the thumbwheel up or down to brighten or dim the lights. ...

    Adjusting the Volume
    Turn the VOL/ knob to adjust the volume of the infotainment system after the volume level has been set on the portable audio device. ...

    Driver Information Center (DIC)
    The DIC display is located in the center of the instrument panel cluster. It shows the status of many vehicle systems. The controls for the DIC are located on the turn signal lever. A. SE ...