2011 Hyundai Sonata engine problems
964 owner complaints filed with NHTSA name the engine on the 2011 Hyundai Sonata — 29% of all complaints for this model year.
What owners report
“I test drove the vehicle at an auction, watched several other people test drive the vehicle. Before the auction I test drove it one more time and put my obd scan tool on it to make sure there were no hidden codes or problems. I won the bid,and picked up the vehicle. I drove it approximately 6 miles…”
filed Jul 22, 2026
“Rod bearing issue due to particles in engine causing engine to not accelerate as normal and jerk when goes over 10 MPH can’t exceed 50 miles causing safety issues and knocking/clicking noise took it to Hyundai and was informed it is apart of the recall but wont replace engine my vehicle has ALL the…”
filed Jul 1, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- In the affected vehicles, metallic debris may not have been fully removed during…Campaign 15V568000 · Sep 10, 2015
Engine problems in other Sonata years
| Year | Reports | Share |
|---|---|---|
| 2024 Sonata | 3 | 7% |
| 2023 Sonata | 26 | 31% |
| 2022 Sonata | 24 | 26% |
| 2021 Sonata | 34 | 27% |
| 2020 Sonata | 30 | 18% |
| 2019 Sonata | 83 | 53% |
| 2018 Sonata | 206 | 56% |
| 2017 Sonata | 382 | 50% |
| 2016 Sonata | 444 | 62% |
| 2015 Sonata | 614 | 54% |
| 2014 Sonata | 299 | 40% |
| 2013 Sonata | 728 | 38% |
Other reported problem areas on the 2011 Hyundai Sonata
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.