The contact owns a 2016 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 not made aware of the issue. The contact stated that while driving at approximately 55 MPH, there was an abnormal sound coming from the driver’s side front A-pillar before the A-pillar trim was blown off the vehicle. The contact called the local dealer and was advised that the trim was not available, and another letter would be forwarded by the manufacturer when parts became available. The contact observed that the passengeras side A-pillar trim was loosened, and called the dealer, and was advised that parts were not yet available. The failure mileage was approximately 150,000. VIN tool confirms parts not available.