The contact's wife owns a 2008 BMW X3. The contact stated while driving at 40-45 MPH, he saw smoke coming out from underneath the hood of the vehicle. The contact was unsure whether there were warning lights illuminated. The contact veered to the side of the road. The contact then opened the hood of the vehicle and saw flames. The contact was able to extinguish the flames with the assistance of the fire department. There were no injuries sustained. The contact was unsure whether a fire department report and a police report were filed. The vehicle was towed to the contact's residence. The contact stated that a couple of days later, he was able to restart and drive the vehicle. The contact later received notification of NHTSA Campaign Number: 22V119000 (ENGINE AND ENGINE COOLING) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer and the manufacturer were not notified of the failure. The vehicle was diagnosed or repaired. The failure mileage was unknown.