The contact owns a 2014 Kia Optima. The contact stated while driving 65 MPH, there was grayish smoke coming from the engine. The vehicle stalled with several unknown warning lights illuminated on the instrument panel. The contact was able to steer the vehicle off to the shoulder of the highway and had the vehicle towed to an independent mechanic. The independent mechanic diagnosed the vehicle with engine failure. The vehicle was then towed to a dealer where they also diagnosed the vehicle with engine failure and stated that the vehicle was not under recall. The manufacturer was not notified of the failure. The vehicle was not repaired. The failure mileage was approximately 96,000.