WenmarOpen by Wenmar Pro

Service bulletin SIB-17-04-10

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 id10037255
Published by NHTSA2011-05-16
Manufacturer's numberSIB-17-04-10
Manufacturer's date2010-10-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY; ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

BMW: THE VENT HOLE OF THE COOLING HOSE COUPLING ON THE DRIVERS SIDE OF THE RADIATOR MAY BE BLOCKED. THERE IS A PROCEDURE FOR CHECKING AND FIXING THE PROBLEM. *RM

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, Radiator

Vehicles listed
BMW 3 SERIES2010
BMW 3 SERIES2010
BMW 3 SERIES2010
BMW Z42010

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