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Service bulletin 011301

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 id631686
Published by NHTSA2002-06-10
Manufacturer's number011301
Manufacturer's date2001-12-01
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

SUBJECT REGARDING 1000, 2000, 2000MH AND 2400 SERIES ALLISON TRANSMISSIONS STARTING 10/29/2001 AT ALLISON IMPROVED NSBU SWITCH THAT PREVENTS WATER INTRUSION. *SLC

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, Manual transmission

Vehicles listed
INTERNATIONAL HARVESTER INTERNATIONAL

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