ONSTAR

Learn more about OnStar^† to get the most out of your plan’s features.

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Download Vehicle Software Updates

Set-up and connect to a Wi-Fi Hotspot

How do I request Roadside Assistance?

Where do I sign in to my account?

How do I change or cancel my OnStar plan?

Link OnStar and myCadillac Accounts

VISIT THE ONSTAR COMMUNITY

The place for members to come together, gain insight and find product support. Visit>

PLANS & PRICING

Compare available plans and features.

ONSTAR SUPPORT

View support articles or connect with an advisor, if needed.

ABOUT SUPER CRUISE

Super Cruise^† is the first true hands-free driving technology for compatible roads. Learn how it works and how to use it responsibly.

ONSTAR PROTECT FEATURES

Learn how OnStar can help with emergency situations, stolen vehicles and roadside assistance.

ONSTAR GUARDIAN APP

Mobile app that provides the user with emergency services, whether they are in their vehicle or not.

MAPS+ APP

Navigate to your destination and learn about the surrounding area.

IN-VEHICLE DATA AND WI-FI HOTSPOT

Stay connected and do more with in-vehicle data and a Wi-Fi® hotspot^†.

TTY FOR ONSTAR

TTY (Text Telephone) allows drivers with hearing or speech impairments to communicate with dedicated TTY Advisors using text when assistance is needed or in an emergency.

NEED MORE HELP?

Submit a support request to get answers to your vehicle questions about over-the-air software updates, driving and safety features, Wi-Fi issues and more.

REQUEST SUPPORT

For information specific to your vehicle, please refer to your Owner's Manual.