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:

    Using the 3.5mm (1/8 in) Auxiliary Input Jack
    The auxiliary input jack is located on the lower right side of the faceplate. This is not an audio output; do not plug a headphone set into the front auxiliary input jack. Connect an auxiliary input ...

    Infotainment System Menus
    Tone Settings To access the tone settings, press the Home Page Tone button or the TONE button on the faceplate. Use the tone settings to adjust the following features: ○ Setting the tone &# ...

    Power Steering Fluid
    See Engine Compartment Overview on page 10‑6 for reservoir location. ...