Getting Started

• What number do I call if I need assistance?

  If you are in your vehicle, push the blue OnStar button. Or you can call us toll free at 1.888.4.ONSTAR (1.888.466.7827). Advisors are available 24 hours a day, 7 days a week. Subscribers who are deaf, hard-of-hearing, or speech impaired may call our toll-free TTY number for assistance at 1.877.248.2080.

• When does the first-year OnStar subscription begin for owners of a new vehicle?

  Your first-year subscription begins when you take delivery of your new OnStar-equipped vehicle.

• How can I find out which vehicles are equipped with OnStar?

  For a comprehensive list of current model year and previous model year vehicles equipped with OnStar, visit our OnStar-Equipped Vehicles page.

• Do you have any reference materials that would help me get started using my OnStar system?

  Yes. If you're new to OnStar and not sure where to start you can view and download a copy of our Quick Start brochure.

• Is there a way to learn about OnStar through the experiences of actual subscribers?

  Yes. You can read a variety of OnStar subscriber testimonials in our Information Center.

• How does OnStar locate my vehicle?

  We use a cellular signal to connect with the vehicle and retrieve satellite location information.

• Does OnStar know where my vehicle is at all times?

  No. OnStar does not continuously or routinely monitor, update or otherwise track the location of OnStar-equipped vehicle.