The contact owns a 2019 Ford Flex. The contact received notification of NHTSA Campaign Number: 24V951000 (Back Over Prevention); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated that the back-over prevention camera image was distorted or was rotated. The contact stated that the failure became more persistent, and the images were displaying up-side-down and with incorrect information on the distance from the camera to objects behind the vehicle. The dealer was contacted. The manufacturer was made aware of the issue and opened a case. The manufacturer referred the contact to the NHTSA Hotline to report the failure. The failure mileage was approximately 50,000. VIN tool confirms parts not available.