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.

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    Heated Mirrors
    For vehicles with heated mirrors: (Rear Window Defogger): Press to heat the mirrors. See “Rear Window Defogger” under Dual Automatic Climate Control System  for more information. ...

    Interior
    Seven occupants fit inside the Terraza. The seats have contrasting-colored piping. The CX's seats have cloth inserts with leather bolsters in the first two rows, and the CXL gets leather seats. Th ...

    Power Seats
    The power seat controls are located on the outboard side of the seat cushions. • Move the seat forward or rearward by sliding the horizontal control forward or rearward. • Raise or lower ...