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Service bulletin B640917

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10136737
Published by NHTSA2018-05-14
Manufacturer's numberB640917
Manufacturer's date2017-12-01
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

WARM AIR DISCHARGE FROM FOOTWELL VENT WITHOUT REQUEST: While driving, and without request, the footwell vent discharges warm air.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Vehicles listed
BMW 5-SERIES GRAN TURISMO2017
BMW 530I2017
BMW 540I2017
BMW F800 R2017

Listing a model year does not mean every vehicle of it is concerned: the document says which.