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Service bulletin ON-11042-K

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 id10042586
Published by NHTSA2011-12-20
Manufacturer's numberON-11042-K
Manufacturer's date2011-07-21
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)

NHTSA's summary

EATON: ON SOME KENWORTH TRUCKS WITH THE ELECTRONIC CONTROL UNIT (ECU) FAILS BECAUSE OF INTRUSTION OF WATER ISSUES. *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, Transmission and driveline, Automatic transmission, Transmission control module

Vehicles listed
EATON EATON

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