NHTSA Complaint #11506659 — 2015 KIA OPTIMA
ENGINE issue reported to NHTSA
Complaint Details
| ODI Number | 11506659 |
| Vehicle | 2015 KIA OPTIMA |
| Component | ENGINE |
| Date of Incident | |
| Date Filed | |
| Mileage | 106,744 miles |
| Crash | No |
| Fire | No |
| Injuries | 0 |
| Deaths | 0 |
| Vehicle Towed | No |
| State | MO |
Consumer Description
The contact owns a 2015 Kia Optima. The contact stated that while driving at various speeds, a ticking noise was heard coming from the engine. No warning lights were illuminated. The contact also stated that while driving at an undisclosed speed, the vehicle lost motive power and was unable to restart. The vehicle was taken to a local dealer; however, the failure could not be duplicated. The vehicle was not repaired and was towed back to the residence. The contact stated that the failure recurred and that the "Service Engine Soon" warning light was illuminated. The contact received notification of NHTSA Campaign Number: 21V331000 (Service Brakes, Hydraulic). The vehicle was then taken back to the dealer for the recall repair and was diagnosed that the engine needed to be replaced. The vehicle remained at the dealer awaiting the repairs. The manufacturer was made aware of the failure and informed the contact that the warranty had expired. The failure mileage was 106,744.
Related Complaints for the 2015 KIA OPTIMA
Other ENGINE Complaints
#11719695
Engine failure while driving on freeway. Almost hit by semi truck. Towed to Dealership. Engine check light flashing c...
#11719754
Engine seized and won’t turn at all
#11717931
On December 27, 2025, at approximately 150,556 miles, my 2015 Kia Optima Hybrid experienced sudden engine knocking, p...
#11716870
Valve cover leaking and oil dripping oil on exhaust at 114k miles. Risk of engine fire.
#11714265
The contact owns a 2015 Kia Optima. The contact stated that while driving at an undisclosed speed, the engine seized,...
Recent Complaints for the 2015 KIA OPTIMA
#11718562
UNKNOWN OR OTHER
Paint is peeling off all over my car. I see this is a known issue with the white paint and nothing is being done abou...
#11717931
POWER TRAIN
On December 27, 2025, at approximately 150,556 miles, my 2015 Kia Optima Hybrid experienced sudden engine knocking, p...
#11717265
FUEL SYSTEM, GASOLINE
The contact owns a 2015 Kia Optima. The contact stated that while attempting to start the vehicle or while driving at...
#11715114
STRUCTURE
The contact owns a 2015 Kia Optima. The contact stated that while driving at various speeds, the driver's side and pa...
#11713230
ELECTRICAL SYSTEM
Yesterday, [XXX], My 2015 kia optima engines reved up wothout me pushing the gas & within seconds later a loud noise ...