2019 GMC Yukon power train problems
12 owner complaints filed with NHTSA name the power train on the 2019 GMC Yukon — 23% of all complaints for this model year.
What owners report
“The vehicle experienced a sudden and rapid mechanical failure of the 6-speed automatic transmission (6L80 model) within a span of less than two weeks. The light did not come on until the transmission was past salvage. The failure escalated rapidly from initial minor slipping to a severe loss of…”
filed Jul 6, 2026
“Transmission is acting funny. Stuck in low gear /not shifting at low speeds. Vibration sometimes at higher speeds when shifting gears. 8 9 10 gears.”
filed Jun 27, 2026
“Vehicle shudders at acceleration at times making merging onto highways and passing vehicles dangerous.”
filed Aug 1, 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 |
|---|---|---|
| 2026 Yukon | 7 | 33% |
| 2025 Yukon | 6 | 12% |
| 2024 Yukon | 12 | 14% |
| 2023 Yukon | 36 | 17% |
| 2022 Yukon | 26 | 16% |
| 2021 Yukon | 48 | 16% |
| 2020 Yukon | 14 | 41% |
| 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 2019 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.