The contact owns a 2017 Ford Explorer. The contact received notification of NHTSA Campaign Number: 24V031000 (STRUCTURE); 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 made aware of the issue. The manufacturer was not made aware of the issue. The contact stated that while driving on the highway at 75 MPH, the A-pillar trim on the windshield separated from the vehicle. There were no warning lights illuminated. The vehicle was not taken to a dealer or independent mechanic to be diagnosed or repaired; however, the dealer was contacted. The dealer informed the contact that parts were on backorder to repair the vehicle. The vehicle was not yet repaired. The failure mileage was approximately 82,200. VIN tool confirms parts not available.