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:

    Electrical System Overload
    The vehicle has fuses and circuit breakers to protect against an electrical system overload. When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the ci ...

    Precise dimensional accuracy
    Engineers developed and adhered to hundreds of criteria points when developing the DTS, and the result is outstanding fit, finish and overall harmony of the elements. Fit, flushness and gaps are ...

    Starting the Vehicle
    1. Aim the RKE transmitter at the vehicle. 2. Press and release . 3. Immediately after completing Step 2, press and hold until the turn signal lamps flash. When the vehicle starts, the parking la ...