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Service bulletin TIB-43-035

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 id10054772
Published by NHTSA2014-02-25
Manufacturer's numberTIB-43-035
Manufacturer's date2014-01-20
NHTSA componentENGINE; ELECTRICAL SYSTEM:WIRING

NHTSA's summary

KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME TRUCKS, WITH DEF TANK HARNESS P92-8255 PINS 4 AND 6, MAY HAVE SYMPTOMS OF DASH LIGHTS (CEL AND/OR MIL) LOGGED FAULT CODE 3375 AND/OR 3376, FOR FREQUENT AND INCOMPLETE REGENERATIONS AND LEFT UNTREATED CAN LEAD TO 25% DERATE. NO MODEL OR 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

Electrical system, Engine, Wiring and fuses

Vehicles listed
KENWORTH KENWORTH

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