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Service bulletin 170101

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 id621531
Published by NHTSA2001-09-25
Manufacturer's number170101
Manufacturer's date2001-05-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

ON SOME VEHICLES WITH M62 AND M62TU ENGINE, THE VEHICLE CHECK CONTROL SYSTEM MAY INDICATE A CHECK COOLANT LEVEL PERMANENTLY OR INTERMITTENTLY DISPLAYED AND / OR TRACES OF COOLANT RESIDUE FOUND ON TOP OF THE EXPANSION TANK AND / OR ON THE EXPANSION TANK CAP. *TT

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

Engine, Cooling system

Vehicles listed
BMW 540
BMW 740
BMW X5

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