2023 GMC Yukon power train problems
43 owner complaints filed with NHTSA name the power train on the 2023 GMC Yukon — 18% of all complaints for this model year.
What owners report
“On May 8th of 2026 my 2023 GMC Yukon with approximately 42,900 miles experienced an complete failure of the 6.2L engine requiring replacement. The engine failure occurred despite the engine having recently undergone inspection and special oil being used related to NHTSA 25V274 / GM N252494000…”
filed Sep 14, 2026
“L87 recall was completed on 10/22/2025. On August 8th 2026 the engine developed a loud knock. It was taken to the dealership on 8/31/2026 after inspection it was determined that the engine had failed and needed to be replaced. There was no warning lamps that indicated there was an issue with the…”
filed Sep 3, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Yukon years
| Year | Reports | Share |
|---|---|---|
| 2026 Yukon | 10 | 27% |
| 2025 Yukon | 7 | 13% |
| 2024 Yukon | 13 | 13% |
| 2022 Yukon | 29 | 16% |
| 2021 Yukon | 51 | 16% |
| 2020 Yukon | 14 | 39% |
| 2019 Yukon | 13 | 24% |
| 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 2023 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.