2017 Jeep Wrangler engine problems
61 owner complaints filed with NHTSA name the engine on the 2017 Jeep Wrangler — 20% of all complaints for this model year.
What owners report
“Oil cooler split due to warming up and cooling down in winter and being made of plastic All brake calipers needed to be replaced on it too”
filed Jun 10, 2026
“Oil plug in engine gets brittle and fails by cracking. This cause a complete engine failure with only 36k miles on it. Mechanic says this is a known issue. I could not operate the vehichle and broke down without warning. I have a reciept for the nrand new engine.”
filed Apr 9, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Wrangler years
| Year | Reports | Share |
|---|---|---|
| 2025 Wrangler | 23 | 39% |
| 2024 Wrangler | 390 | 59% |
| 2023 Wrangler | 95 | 28% |
| 2022 Wrangler | 85 | 23% |
| 2021 Wrangler | 213 | 24% |
| 2020 Wrangler | 50 | 8% |
| 2019 Wrangler | 42 | 6% |
| 2018 Wrangler | 98 | 5% |
| 2016 Wrangler | 88 | 19% |
| 2015 Wrangler | 125 | 27% |
| 2014 Wrangler | 322 | 50% |
| 2013 Wrangler | 140 | 22% |
Other reported problem areas on the 2017 Jeep Wrangler
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.