The contact owns a 2020 Ford F-53. The contact had received notification of NHTSA Campaign Numbers: 21E047000 (STRUCTURE, EQUIPMENT); however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The dealer was not made aware of the issue. The manufacturer was not made aware of the issue. The contact stated while driving 35 MPH, the windows of the RV detached. There were no warning lights illuminated. The contact took the RV to JnK Automotive, and it was determined that the window was include in the recall. The contact was contacted by Newmar and requested pictures of the RV windows; however, Newmar asked for the pictures to be retaken. The RV remained at JnK Automotive awaiting the repair. The failure mileage was approximately 11,055.