2015 Chevrolet Tahoe engine problems
45 owner complaints filed with NHTSA name the engine on the 2015 Chevrolet Tahoe — 7% of all complaints for this model year.
What owners report
“Had to have motor replaced due to faulty lifters which in turn damaged the motor. No, I didn’t check with dealers, independent service centers. However, it was inspected by an independent individual who handles these type of issues on Tahoes, Suburbans, etc. Lifter issues happened in November of…”
filed Mar 20, 2026
“i got my oil changed and got a new air filter and my tahoe started acting like it was chugging put it on a machine said it was a spark in 7 cylinder got new plugs and wires and a new thermostat didnt fix it got a nee crank shaft was driving perfectly went to pass a driving doing 35 m an hr on a 55…”
filed Sep 21, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Tahoe years
| Year | Reports | Share |
|---|---|---|
| 2026 Tahoe | 12 | 63% |
| 2025 Tahoe | 20 | 53% |
| 2024 Tahoe | 20 | 33% |
| 2023 Tahoe | 107 | 53% |
| 2022 Tahoe | 67 | 38% |
| 2021 Tahoe | 153 | 36% |
| 2020 Tahoe | 12 | 22% |
| 2019 Tahoe | 28 | 27% |
| 2018 Tahoe | 19 | 19% |
| 2017 Tahoe | 26 | 15% |
| 2016 Tahoe | 19 | 7% |
| 2014 Tahoe | 2 | 2% |
Other reported problem areas on the 2015 Chevrolet Tahoe
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.