MORE CONVENIENCE WITH YOUR GMC

Get ready to take your ride to the next level with OnStar Connected Services. Activate your free trial and 10 years of Standard Connectivity§

We are here to make sure you are always connected, no matter where the road takes you.
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CONNECTED CONVENIENCE

Get ready to revolutionize your driving experience! With just a tap of your finger, you can keep your car in tip-top shape and control it from afar with ease.
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MYGMC APP
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VEHICLE STATUS
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DESTINATION DOWNLOAD
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VEHICLE LOCATE
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SAFETY & SECURITY

With a team of specially trained Advisors§ and 25 years of know-how, our safety and security services have got your back 24/7
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AUTOMATIC CRASH RESPONSE
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ROADSIDE ASSISTANCE
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EMERGENCY SERVICES
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CRISIS ASSIST

TECHNOLOGY NEVER STOPS WITH ONSTAR

Explore OnStar services that are required to suit your everyday needs.
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STANDARD CONNECTIVITY

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By activating OnStar, you get up to 10 years of Standard Connectivity§ that will allow you to enjoy benefits like Monthly Health Checks, Diagnostic Alerts§, Dealer Maintenance Notifications§ features.

ALL THE BENEFITS AT YOUR FINGERTIPS

Get your dream Sierra HD and experience it in a whole new way in just a few clicks – what are you waiting for?
EXPLORE MORE BENEFITS