The contact owns a 2021 Ford Bronco Sport. The contact stated that after driving for two hours, the vehicle was parked, and the sunroof exploded without impact. There was an abnormally loud sound heard before the sunroof exploded. There were no reported injuries. The local dealer was not contacted. The vehicle was not diagnosed or repaired. The contact attempted to contact the manufacturer, but there were no related options for assistance. The failure mileage was approximately 65,000.