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 not yet available. The local dealer was contacted. 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 while driving on the highway at 75 MPH, the passengers side A-pillar trim clip detached, and the contact was not able to recover the part. There was no warning light were illuminated. The approximate failure mileage was 154,000. VIN tool confirms parts not available.