The contact owns a 2015 BMW 428I. The contact received notification of NHTSA Campaign Number: 24V608000 (ENGINE AND ENGINE COOLING, ELECTRICAL SYSTEM); however, the part to do the recall repair was unavailable. The local dealer was contacted, and it was confirmed that the part was not available. 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 at an undisclosed speed, there was smoke coming from the engine compartment into the cabin of the vehicle. The cause of the failure was not determined, and the vehicle was not yet repaired. The failure mileage was 60,000. VIN tool confirms parts not available.