The contact owns a 2013 Ford Explorer. The contact stated that while driving at an undisclosed speed, the A-pillar trim on both sides of the windshield started to detach. The contact received notification of NHTSA Campaign Number: 24V031000 (Structure); however, the part to do the recall repair was unavailable. The dealer was contacted and confirmed that parts were not yet available. 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 165,000. VIN tool confirms parts not available.