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Service bulletin TIB-E-080

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 id10055467
Published by NHTSA2014-05-30
Manufacturer's numberTIB-E-080
Manufacturer's date2014-04-01
NHTSA componentENGINE

NHTSA's summary

KENWORTH (REVISION): MALFUNCTION INDICATOR LIGHT (MIL) IS ON, DUE TO CRANK CASE VENTILATION (CCV) MODULE OPERATING UNDER SPEED AND WARRANTY SECTION IS UPDATED SHOWING NEW QUICK CLAIMS (FIX AS FAIL). *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 KENWORTH

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