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Service bulletin TIB-E-068

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 id10052505
Published by NHTSA2013-08-07
Manufacturer's numberTIB-E-068
Manufacturer's date2013-06-05
NHTSA componentENGINE

NHTSA's summary

KENWORTH: INFORMATION REGARDING CERTAIN TRUCKS TO HAVE INSTALLED IMPROVED UPDATED CRANK CASE VENTILATOR (CCV) FOR PACCAR MX-13 2013 EMISSIONS ENGINES. MODELS CHASSIS 365794, 964059. 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
KENWORTH KENWORTH2003

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