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Service bulletin 4155

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 id10007078
Published by NHTSA2004-05-25
Manufacturer's number4155
Manufacturer's date2004-03-08
NHTSA componentPOWER TRAIN

NHTSA's summary

GEAR DISPLAY. ON TRUCKS THAT USE THE EATON SUPPLIED GEAR DISPLAY 4302640 BUILT ROUGHLY IN THE 06.01.01 - 02.24.03 TIMEFRAME.

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

Transmission and driveline

Vehicles listed
EATON AUTOSHIFT TRANSMISSION

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