The contact owns a 2023 Kia Sportage. The contact stated while driving at an undisclosed speed, the vehicle stalled, and the engine seized. No warning lights were illuminated. The contact stated that while attempting to start the vehicle, the vehicle failed to immediately start. The contact stated that the vehicle started after several attempts. The contact stated the failure had occurred several times. The vehicle was taken to the dealer; however, the cause of the failure was not yet determined. The vehicle was not diagnosed or repaired by an independent mechanic. The contact referenced an unknown recall; however, the VIN was not included in the recall. The manufacturer was not made aware of the failure. The failure mileage was approximately 47,000.