NHTSA Complaint #11511029 — 2017 KIA OPTIMA

The contact owns a 2018 Kia Optima. The contact stated that while driving at an undisclosed speed, black smoke was coming from the exhaust pipe and the vehicle was jerking. The oil warning light was illuminated. The contact added engine oil. The vehicle was taken to an independent mechanic, where oil was found on unknown sensors and on the coils. The contact was informed that an oil change was needed, and the filter needed to be replaced. The vehicle was repaired; however, the contact stated that after starting the vehicle, the check engine warning light illuminated. The vehicle was taken to a local dealer, where it was diagnosed that the engine needed to be replaced; however, the vehicle was not repaired. The manufacturer was made aware of the failure and advised the contact to file a complaint with the NHTSA Hotline. The failure mileage was 110,569.