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Service bulletin B640618

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 id10145348
Published by NHTSA2018-10-09
Manufacturer's numberB640618
Manufacturer's date2018-07-01
NHTSA componentEQUIPMENT

NHTSA's summary

INDIRECT VENTILATION FEATURE IS MISSING IN IDRIVE: The customer cannot find the "indirect ventilation" function in the IDrive, as described in the integrated operating instructions or in the enclosed Owner's Handbook.

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.

Components

Equipment and accessories

Vehicles listed
BMW 740LE2017 to 2018
BMW 740LI2016 to 2018
BMW 750LI2016 to 2018
BMW M760LI2017 to 2018

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