The contact owns a 2023 Ford F-150. The contact stated while the vehicle was parked, the contact discovered that the rear taillights were inoperative, and the taillight housings were full of water. No warning lights were illuminated. The vehicle was taken to a dealer and was repaired under an undisclosed recall; however, the failure persisted. The manufacturer was notified of the failure. The failure mileage was approximately 9,729.