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:

    Express-Down/Up Windows
    Windows that have the express—down/up feature allow the windows to be lowered and raised fully without holding the window switch. Press the window switch fully and release it to activate the express ...

    Replacing Airbag System Parts after a Crash
    WARNING! A crash can damage the airbag systems in the vehicle. A damaged airbag system may not work properly and may not protect you and your passenger(s) in a crash, resulting in serious ...

    Lower Anchors
    Lower Anchors Lower anchors (A) are metal bars built into the vehicle. There are two lower anchors for each LATCH seating position that will accommodate a child restraint with lower attac ...