The seat belt stem on the buckle receiver has corroded and snapped. This is on the Black Diamond trim package with marine grade upholstered seats, weatherproof electrical switches and buttons in the interior and drain plugs on the floor boards from factory. The metal stem of the seat belt receiver is bolted to the body of the truck, encased in rubber and has corroded and snapped in half. Ford motor co. has denied the bumper to bumper warranty on this part, stating that moisture exposure is evident . This is the vehicle that is marketed and intended to be hosed out with water to clean after off-roading . This is the same Bronco model that is pictured in advertisements with no doors or roofs installed visiting beaches, driving through rivers and climbing mountains It is obvious that the seat belt components have not been treated or coated with any enamel or coatings. From factory all seatbelt components are bare clean steel