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Engine Failure on New 2021 Yukon AT4
We have an issue with our Yukon AT4 and the parts are on back order (until further notice) and our dealership has zero cars to loan of similar size. It’s been an incredibly frustrating experience. I didn’t realize that each GMC dealership is completely independent of each other and will not help...- Mhall1000
- Post #24
- Forum: Engine & Drivetrain
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New 2021 Yukon AT4 - 4 GMC recalls
Just took our 2021 Yukon XL AT4 in for an oil change and a 3rd row seat recall. There were 3 other recalls. One was a software update for the entertainment system. When they pushed the update to the system, it crashed our entire entertainment system. Now the system no longer works at all. So the...- Mhall1000
- Thread
- 2021 yukon at4
- Replies: 5
- Forum: General Discussion
