The contact owns a 2019 Ford F-350. The contact stated while the vehicle was in the automatic car wash, water entered the vehicle from the front windshield. The water leaked into the fuse box and short-circuited the fuse box. The vehicle was towed to the dealer where it was determined that the seal around the windshield needed to be resealed and the fuse box replaced. The vehicle was repaired. The contact stated that on a separate occasion while driving 70 MPH, the vehicle abruptly came to a complete stop. No warning lights were illuminated. The vehicle was towed to the dealer, who diagnosed and determined that the transmission had failed. The vehicle was repaired, but the failure reoccurred 2 additional times. The dealer diagnosed that the clutch plate failed and gear 1 and gear 2 were heat-welded together. The vehicle was not repaired and remained at the dealer. The manufacturer was notified of the failure. The failure mileage was approximately 30,000.