The contact owns a 2019 Ford F-250 SD. The contact stated that while driving 70 MPH, there was an abnormal diesel odor on the inside of the vehicle. The contact stated that the vehicle failed to exceed 65 MPH, and there was white to gray smoke coming from under the hood. The contact pulled over with the engine still running and after opening the hood, the contact became aware of diesel fuel squirting out from the secondary fuel filter. The contact stated that the fire consumed the vehicle. The fire was coming from underneath the driver's side hood and driver’s side wheel well. The Fire Department was contacted and extinguished the fire coming from the vehicle. The vehicle was towed to an impound lot, and it was deemed a total loss by the insurance company. The manufacturer was contacted by phone and was made aware of the failure. The failure mileage was approximately 144,000.