We have under hood fire during operating the truck. The driver was driving in TX. The police and fire department need to be involved to extinguish the fire. The truck need to be towed to terminal. The two dealers were doing estimate and the try to look up the causes of the fire, but is seems they not able to find it. We asked some privet mechanics and they think that fire could start from starter. The truck is 2019 T680 455,972 miles with engine Paccar MX-13. The truck is available fot inspection.