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Service bulletin TIB-E-019

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 id10040184
Published by NHTSA2011-08-16
Manufacturer's numberTIB-E-019
Manufacturer's date2010-12-16
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

PACCAR: SOFTWARE UPDATES HAVE RESULTED IN CHECK ENGINE LIGHTS COMING ON. *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

Vehicles listed
KENWORTH T6602010
KENWORTH T7002010
KENWORTH T8002010

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