2017 Hyundai Elantra power train problems
62 owner complaints filed with NHTSA name the power train on the 2017 Hyundai Elantra — 8% of all complaints for this model year.
What owners report
“While operating my 2017 Hyundai Elantra under normal driving conditions at approximately 70,000 miles, the engine suffered a sudden, catastrophic loss of motive power and stalled completely while moving in active traffic without any prior warning. This severe stalling event occurred despite the…”
filed Jun 29, 2026
“1. The engine architecture suffered a catastrophic mechanical failure. Specifically, severe, systemic internal oil consumption/vaporization starved the hydraulic timing chain tensioner of critical hydrostatic pressure. This caused the tensioner to collapse, creating slack in the steel timing chain…”
filed Jun 3, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Elantra years
| Year | Reports | Share |
|---|---|---|
| 2025 Elantra | 1 | 5% |
| 2024 Elantra | 3 | 6% |
| 2023 Elantra | 9 | 10% |
| 2022 Elantra | 7 | 7% |
| 2021 Elantra | 7 | 5% |
| 2020 Elantra | 45 | 19% |
| 2019 Elantra | 11 | 4% |
| 2018 Elantra | 24 | 9% |
| 2016 Elantra | 31 | 11% |
| 2015 Elantra | 17 | 7% |
| 2014 Elantra | 21 | 6% |
| 2013 Elantra | 57 | 4% |
Other reported problem areas on the 2017 Hyundai Elantra
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.