The contact owns a 2013 Ford Explorer. The contact received notification of NHTSA Campaign Number: 24V031000 (Structure); 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 manufacturer was made aware of the issue. The contact stated while driving approximately 70 MPH, the A-pillar trim on the driver’s side was blown off the vehicle by the slipstream. The contact was unable to retrieve the trim. The failure mileage was approximately 155,000. VIN tool confirms parts not available.