MORE CONVENIENCE WITH YOUR GMC
Get ready to take your ride to the next level with OnStar Connected Services. The 2025 Yukon & Yukon XL now comes standard with the amazing in-vehicle connected technology of a 3-Year OnStar Connect and Protect Plan
Activate your GMC upon purchase to enjoy all the convenience, control and entertainment a connected
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
SAFETY & SECURITY ADD-ON
With a team of specially trained Advisors
AUTOMATIC CRASH RESPONSE
ROADSIDE ASSISTANCE
EMERGENCY SERVICES
TECHNOLOGY NEVER STOPS WITH ONSTAR
Explore OnStar services that are required to suit your everyday needs.
ENTERTAINMENT
Bring your favorite online world of entertainment with you wherever you go thanks to our super strong 4G LTE Wi-Fi
STANDARD CONNECTIVITY
By activating OnStar, you also get up to 10 years of Standard Connectivity
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?