WenmarOpen by Wenmar Pro

Service bulletin SB-09-9

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 id10036589
Published by NHTSA2011-04-04
Manufacturer's numberSB-09-9
Manufacturer's date2010-11-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

STERLING (FREIGHTLINER): AIR COMPRESSOR ADAPTOR BREAKAGE. ON CERTAIN L AND A LINE TRUCKS, WITH MBE4000 ENGINES AND BOM 189-C03367, THE RIGID CONNECTION BETWEEN THE MOLDED AIR INTAKE DUCT AND AIR COMPRESSOR INLET LINE MAY CAUSE THE AIR COMPRESSOR ADAPTOR TO BREAK IN SERVICE OR DURING REPAIRS. NO MODEL YEARS LISTED. *PE

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

Vehicles listed
STERLING A LINE2002
STERLING L-LINE2010

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