OnStar Guardian App
Learn how to access OnStar safety services in any vehicle, anywhere.
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Community Announcements

Did you know the OnStar Guardian app is now included with an active OnStar Safety & Security, Essentials or Premium Plan? Download the app and learn more about Guardian here.

OnStar Guardian App Topics from OnStar Subscribers

On star turns red

I have trouble with on star turning red I had the radio replaced and the antenna the bottom turned red yesterday again for a minute then turned green is something else wrong

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