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Service bulletin SIB640521

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 id10218378
Published by NHTSA2022-08-22
Manufacturer's numberSIB640521
Manufacturer's date2022-06-01
NHTSA componentEQUIPMENT; ENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

A rattling/droning noise is heard in the vehicle interior when the air conditioning (AC) is activated. Vibrations are felt in the driver's footwell.

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

Engine, Equipment and accessories, Cooling system

Vehicles listed
BMW 330I1999 to 2000
BMW 330I2001, 2002, 2003, 2004, 2005, 2006
BMW 330I2007 to 2011
BMW 330I2017, 2018, 2019, 2020, 2021, 2022
BMW M340I2019
BMW M340I2020, 2021, 2022, 2023

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

Recalls for the same vehicles and component
02V1380002002-05-16. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
01V2060002001-06-21. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
SIB-12-12-082009-05-06. Service bulletin. BMW: SERVICE ENGINE LAMP IS ILLUMINATED. DME FC 2A15 MINOR LEAK AND 2A16 SUPERFINE LEAK IN EVAPORATION SYSTEM. TANK VENTILATION CORRUGATED HOSE MAY CONTACT THE LOW SIDE AIR CONDITIONING PRESSURE LINE ALUMINUM FERREL. THIS CONTACT MAY CAUSE A SMALL LEAK. *PE