The contact owns a 2019 Ford Flex. The contact stated while attempting to park the vehicle, the rearview camera became inoperable. The contact stated that the rearview camera image was blank. The contact received notification of NHTSA Campaign Number: 24V951000 (Back Over Prevention); however, the part to do the recall repair was unavailable. The vehicle was towed to the dealer, where it was diagnosed that the rearview camera had failed and needed to be replaced. The dealer confirmed that parts were not yet available for the recall repair. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the failure. The failure mileage was approximately 52,000. VIN tool confirms parts not available.