2019 Subaru Ascent engine problems
47 owner complaints filed with NHTSA name the engine on the 2019 Subaru Ascent — 11% of all complaints for this model year.
What owners report
“The contact owns a 2019 Subaru Ascent. The contact stated that while his wife was driving at approximately 75 MPH, a deer ran across the highway and hit the left driver's side of the vehicle. The air bags did not deploy upon impact. A grayish smoke began to emit from the vehicle as the contact's…”
filed Mar 24, 2026
“My vehicle smokes when starting it. A lot of white smoke that can fill a parking lot. The smoke has a strong chemical smell.”
filed Mar 2, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- Aluminum Positive Crankcase Ventilation (PCV) valve can separate, allowing the separated…Campaign 19V856000 · Dec 2, 2019
Related service bulletins
This bulletin provides updated parts information and a service procedure to follow for removing accumulated carbon deposits from fuel injectors and internal engine components (e.g. intake valves and / or manifold, and…
02-193-24R · Service Bulletin/Repair Instructions · issued Jun 30, 2026
Engine problems in other Ascent years
| Year | Reports | Share |
|---|---|---|
| 2024 Ascent | 2 | 4% |
| 2023 Ascent | 3 | 7% |
| 2022 Ascent | 9 | 16% |
| 2021 Ascent | 12 | 12% |
| 2020 Ascent | 29 | 9% |
Other reported problem areas on the 2019 Subaru Ascent
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.