2015 GMC Yukon XL engine problems
26 owner complaints filed with NHTSA name the engine on the 2015 GMC Yukon XL — 8% of all complaints for this model year.
What owners report
“The contact owns a 2015 GMC Yukon. The contact stated that while driving at 35 MPH to work, the vehicle shifted into neutral and into low and failed to drive at about 20 MPH. The check engine light was flashing. The front collision was unavailable. The contact left the vehicle at a gas station…”
filed Jun 4, 2026
“The contact owns a 2015 GMC Yukon XL. The contact stated that while driving 70 MPH and exiting the highway, the brake pedal was depressed but the brake pedal was stiff and stuck, requiring that the transmission be shifted to neutral(N), and to stand on the brake pedal with both feet. The contact…”
filed Mar 23, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Yukon XL years
| Year | Reports | Share |
|---|---|---|
| 2026 Yukon XL | 12 | 55% |
| 2025 Yukon XL | 11 | 50% |
| 2024 Yukon XL | 45 | 74% |
| 2023 Yukon XL | 124 | 65% |
| 2022 Yukon XL | 98 | 65% |
| 2021 Yukon XL | 117 | 58% |
| 2020 Yukon XL | 24 | 53% |
| 2019 Yukon XL | 32 | 49% |
| 2018 Yukon XL | 13 | 25% |
| 2017 Yukon XL | 25 | 17% |
| 2016 Yukon XL | 26 | 13% |
| 2013 Yukon XL | 1 | 5% |
Other reported problem areas on the 2015 GMC Yukon XL
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.