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Helpful Info

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Helpful Info This is the first place to find answers to the most common questions asked about OnStar. If you have a question that is not addressed here, please contact us or call us directly at 1.888.4.ONSTAR (1.888.466.7827). Or if you are an OnStar subscriber, push the blue OnStar button in your vehicle.

Why Do I Need OnStar?
Q1. Why do I need OnStar?
A1. OnStar offers an unparalleled combination of safety, security, and convenience services to help keep you and your family safe while traveling. With 24/7 connectivity to a live Advisor, you have the peace of mind of knowing that when you need help, OnStar can pinpoint your location and quickly contact help on your behalf. With its simple push-button operation, OnStar is easy to use when you're driving.