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Service bulletin TIB-34-042

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 id10044789
Published by NHTSA2012-07-28
Manufacturer's numberTIB-34-042
Manufacturer's date2012-06-01
NHTSA componentELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL

NHTSA's summary

KENWORTH: ON SOME TRUCKS, COMMUNICATION ISSUES LOGGED BY ECU, MAY CAUSE INSTRUMENT PANEL TO EXPERIENCE SWEEPING GAUGE NEEDLES, ENGINE FAULT CODES RELATED TO J1939 AND WARNING LIGHTS WOULD COME ON. *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

Electrical system, Instrument cluster

Vehicles listed
KENWORTH T6802013

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