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Service bulletin 640698

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 id603978
Published by NHTSA1999-03-12
Manufacturer's number640698
Manufacturer's date1999-02-01
NHTSA componentVISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

NHTSA's summary

THE IHKA BLOWER WILL INTERMITTENTLY CUT OUT ON VEHICLES PRODUCED PRIOR TO 8/98. *YC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Glass, wipers and mirrors, Heating and air conditioning

Vehicles listed
BMW E46 SERIES

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