2015 Kia Optima fuel system, gasoline problems
10 owner complaints filed with NHTSA name the fuel system, gasoline on the 2015 Kia Optima — 1% of all complaints for this model year.
What owners report
“The contact owns a 2015 Kia Optima. The contact stated that while attempting to start the vehicle or while driving at undisclosed speeds, there was an abnormal fuel odor inside the vehicle after the vehicle was serviced by the dealer. The contact stated that the vehicle received an undisclosed…”
filed Feb 11, 2026
“The contact owns a 2015 Kia Optima. The contact stated that while driving at an undisclosed speed, the vehicle inadvertently lost motive power. The contact was able to coast to the shoulder of the roadway, where the vehicle was able to be restarted. However, several days later the failure…”
filed Apr 18, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- High pressure fuel pipe that connects to the fuel pump outlet may have been damaged…Campaign 18V907000 · Dec 19, 2018
Fuel System, Gasoline problems in other Optima years
| Year | Reports | Share |
|---|---|---|
| 2019 Optima | 1 | 0% |
| 2017 Optima | 2 | 1% |
| 2016 Optima | 8 | 1% |
| 2014 Optima | 6 | 1% |
| 2013 Optima | 27 | 2% |
| 2012 Optima | 12 | 1% |
| 2011 Optima | 3 | 1% |
| 2008 Optima | 2 | 1% |
| 2007 Optima | 1 | 1% |
| 2006 Optima | 4 | 3% |
| 2005 Optima | 9 | 6% |
| 2004 Optima | 9 | 4% |
Other reported problem areas on the 2015 Kia Optima
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.