One problem related to body has been reported for the 2020 Ford F-450. The most recently reported issues are listed below.
On two separate occasions, while towing a 5th wheel trailer, the tailgate opened by itself, coming in contact with the 5th wheel while turning. There was no warning or indication that the tailgate had opened. The tailgate was not opened by a person or by a bumping the keyfob -- it opened completely on its own.