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Service bulletin 6WT03

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 id10007601
Published by NHTSA2004-07-02
Manufacturer's number6WT03
Manufacturer's date2004-01-01
Replaces6WT03A
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

3000 PRODUCT FAMILY (FORMERLY MD) RETRAN ASSEMBLY NUMBER LIST. ALLISON TRAMISSION. *MJ

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, Automatic transmission

Vehicles listed
UNKNOWN UNKNOWN

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