The contact owns a 2015 Ford Explorer. The contact stated while driving at an undisclosed speed, the A-pillar trim detached. No waring light was illuminated. The contact received notification of NHTSA Campaign Number: 24V031000 (Structure); however, the part to do the recall repair was not yet available. The local dealer was contacted; however, the vehicle was not diagnosed or repaired. 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 issue. The failure mileage was approximately 57,000. VIN tool confirms parts not available.