2019 Kia Optima power train problems
17 owner complaints filed with NHTSA name the power train on the 2019 Kia Optima — 8% of all complaints for this model year.
What owners report
“While driving, my vehicle suddenly began shuddering and shaking. The vehicle lost power and would not accelerate properly. I had to press the brake pedal unusually hard. After parking, the vehicle would not move properly in reverse or drive. I turned the vehicle off and restarted it, and it moved…”
filed Sep 8, 2026
“I am reporting a recurring safety hazard involving my 2019 Kia Optima following a repair for diagnostic code P064A (Fuel Pump Control Module). Despite the dealership attempting to repair the fuel system, the vehicle remains in a 'limp mode' state. While driving, the vehicle began shaking violently…”
filed Jun 8, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Power Train problems in other Optima years
| Year | Reports | Share |
|---|---|---|
| 2020 Optima | 26 | 18% |
| 2018 Optima | 18 | 8% |
| 2017 Optima | 21 | 8% |
| 2016 Optima | 73 | 10% |
| 2015 Optima | 49 | 5% |
| 2014 Optima | 20 | 3% |
| 2013 Optima | 64 | 5% |
| 2012 Optima | 54 | 6% |
| 2011 Optima | 25 | 4% |
| 2010 Optima | 24 | 32% |
| 2009 Optima | 33 | 28% |
| 2008 Optima | 18 | 13% |
Other reported problem areas on the 2019 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.