Stay Connected to Your Vehicle's Health

Diagnostic Alerts: Here for you, anytime, anywhere!

Stay Connected to Your Vehicle's Health

Diagnostic Alerts: Here for you, anytime, anywhere!

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Stay In-The-Know About Your Vehicle

Introducing OnStar Diagnostic Alerts*, your gateway to real-time updates, monthly health reports, seamless automatic service notifications to your preferred dealer, and many additional features. All tailored just for you and your vehicle.

Real-Time Diagnostic Alerts*

Stay on top of things and get instant updates on your vehicle, keeping you informed through real-time emails or SMS based on your preference*. Enjoy this feature as a part of the Standard Connect*.

Monthly Diagnostic Reports*

Never miss out! With an OnStar Connect Plan*, stay on top of your vehicle’s health with monthly reports sent to your inbox, monitoring key operating systems.

You Get 10 Years of Free Standard Connect, But Even More Perks Await

Discover seamless connectivity and convenience with OnStar's Connect Plan. Stay linked to On-Demand Diagnostics through our Advisors and enjoy proactive vehicle monitoring.

Man with a microphone

Get On-Demand Diagnostics * from Our Advisors

Got a question about that light? Wondering how your car's doing? Need a chat? Our Advisors* are here to help. Just push the Blue button and let's talk.

Let’s Get You Started with A Free Trial!

Unlock OnStar Benefits & enjoy up to 3 months* on us. Experience seamless connectivity, Automatic Crash Response* services, advanced safety features and heightened reassurance. Try it now and discover the convenience of OnStar.