2009 Subaru Outback engine problems
15 owner complaints filed with NHTSA name the engine on the 2009 Subaru Outback — 14% of all complaints for this model year.
What owners report
“The contact owned a 2009 Subaru Outback. The contact stated that while driving at 50 MPH, the vehicle had failed to accelerate above 60 MPH without warning. The contact soon began to notice heavy white smoke in her rear-view mirror as the smoke quickly spread to the front end of the vehicle. The…”
filed Nov 20, 2025
“Both the head gasket and valve cover gasket are leaking oil. The head gasket started leaking at 52k miles and the valve cover at 65k miles. Both need to be replaced. Subaru has had issues with these gaskets for decades. There should be a recall for these issues.”
filed Aug 9, 2021
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Outback years
| Year | Reports | Share |
|---|---|---|
| 2025 Outback | 4 | 6% |
| 2024 Outback | 7 | 8% |
| 2023 Outback | 1 | 1% |
| 2022 Outback | 20 | 4% |
| 2021 Outback | 20 | 7% |
| 2020 Outback | 47 | 5% |
| 2019 Outback | 39 | 4% |
| 2018 Outback | 36 | 4% |
| 2017 Outback | 43 | 5% |
| 2016 Outback | 53 | 8% |
| 2015 Outback | 47 | 9% |
| 2014 Outback | 35 | 17% |
Other reported problem areas on the 2009 Subaru Outback
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.