The contact owns a 2012 Volkswagen Passat. The contact received notification of NHTSA Campaign Number: 18V148000 (Air Bags); however, the part to do the recall repair was unavailable, and was on national backorder. 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 and confirmed that the part was on a national back order. The contact had not experienced a failure. Parts distribution disconnect.