2026 GMC Yukon power train problems
10 owner complaints filed with NHTSA name the power train on the 2026 GMC Yukon — 27% of all complaints for this model year.
What owners report
“While traveling on [XXX] from Houston back to San Antonio, my truck engine just blew up without any warning whatsoever. We purchased the truck with 3 miles on it, and we have only put 5,000 miles on it. New cars that cost early $100K shouldn’t be having engine failures like this. I’m lost for words…”
filed Aug 22, 2026
“GMC should be haulted from selling trucks with the 6.2L engine. My brand new 2026 GMC Yukon Denali engine imploded on the Interstate going 75mph that nearly killed my entire family. No warning, just out of no where died on the highway, with 4K miles on it. This is sadly going to get someone…”
filed Aug 10, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A component missing from the drivetrain transfer case may cause the front and/or rear…Campaign 26V289000 · May 7, 2026
Power Train problems in other Yukon years
| Year | Reports | Share |
|---|---|---|
| 2025 Yukon | 6 | 12% |
| 2024 Yukon | 13 | 13% |
| 2023 Yukon | 43 | 18% |
| 2022 Yukon | 29 | 16% |
| 2021 Yukon | 51 | 16% |
| 2020 Yukon | 14 | 39% |
| 2019 Yukon | 12 | 22% |
| 2018 Yukon | 18 | 26% |
| 2017 Yukon | 48 | 24% |
| 2016 Yukon | 34 | 13% |
| 2015 Yukon | 46 | 9% |
| 2014 Yukon | 3 | 5% |
Other reported problem areas on the 2026 GMC Yukon
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.