MORE CONVENIENCE WITH YOUR GMC

Get ready to take your ride to the next level with OnStar Connected Services. The 2026 Sierra LD now comes standard with the amazing in-vehicle connected technology of a 3-Year OnStar Connect Plan 17

Activate your GMC upon purchase to enjoy all the convenience, control and entertainment a connected 22 vehicle offers.
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CONNECTED CONVENIENCE FOR 3 YEARS

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.

MYGMC APP

VEHICLE STATUS 

DESTINATION DOWNLOAD

VEHICLE LOCATE
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SAFETY & SECURITY

With a team of specially trained Advisors 24 and 25 years of know-how, our safety and security services have got your back 24/7

AUTOMATIC CRASH RESPONSE

ROADSIDE ASSISTANCE

EMERGENCY SERVICES

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 27 that will allow you to enjoy benefits like Monthly Health Checks, Diagnostic Alerts 45, Dealer Maintenance Notifications 47 features.

ALL THE BENEFITS AT YOUR FINGERTIPS

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