The contact owns a 2013 Kia Optima. The contact stated that while driving at 40 MPH, the vehicle stalled without warning. There was smoke detected, and the vehicle burst into flames and exploded. There were no reported injuries, crashes, or air bag deployments. The fire department extinguished the fire. A police report was filed. The DOT was on the scene. Another motorist assisted the occupants with exiting the vehicle. The vehicle was towed to a police department tow lot. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was approximately 160,000.