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Service bulletin SB-43-018

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 id10039625
Published by NHTSA2011-08-05
Manufacturer's numberSB-43-018
Manufacturer's date2011-02-18
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

PACCAR: THE CHASSIS NEED PRE-PRODUCTION PARTS REMOVED AND RETROFITTED WITH PRODUCTION PARTS. *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, Exhaust and emissions

Vehicles listed
KENWORTH T1702012
KENWORTH T2702009 to 2011
KENWORTH T8002010 to 2011

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