2015 Kia Optima vehicle speed control problems
35 owner complaints filed with NHTSA name the vehicle speed control on the 2015 Kia Optima — 3% of all complaints for this model year.
What owners report
“When driving on the highway my car suddenly started to stall with me on the highway. It went from 80 miles per hour to 20 miles per hour and then completely shut off in the lane of the highway. Thankfully I was able to pull over to safety. I attempted to start again, and the engine started with a…”
filed Mar 25, 2025
“The contact owns a 2015 Kia Optima. The contact stated while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. Additionally, the steering seized. The contact stated that the steering wheel was difficult to turn, and the…”
filed Sep 19, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Vehicle Speed Control problems in other Optima years
| Year | Reports | Share |
|---|---|---|
| 2020 Optima | 6 | 4% |
| 2019 Optima | 10 | 5% |
| 2018 Optima | 10 | 4% |
| 2017 Optima | 13 | 5% |
| 2016 Optima | 29 | 4% |
| 2014 Optima | 21 | 4% |
| 2013 Optima | 39 | 3% |
| 2012 Optima | 40 | 4% |
| 2011 Optima | 19 | 3% |
| 2010 Optima | 6 | 8% |
| 2009 Optima | 11 | 9% |
| 2008 Optima | 7 | 5% |
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.