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:

    Power Outlets
    The accessory power outlets can be used to plug in electrical equipment, such as a cellular telephone. The vehicle may have up to three power outlets depending on the type of front seat installed ...

    Reporting Safety Defects to the United States Government
    If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) ...

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