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Service bulletin 04004

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 id10005999
Published by NHTSA2004-04-06
Manufacturer's number04004
Manufacturer's date2004-03-03
Replaces04004
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

CERTAIN 2004 TRUCKS EQUIPPED 8-1/4 IN. OR 9-1/4 IN. REAR AXLES MAY HAVE BEEN BUILT WITH CONTAMINATED AXLE FLUID. RAPID RESPONSE TRANSMITTAL. *TT

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, Axle

Vehicles listed
DODGE DURANGO2004
DODGE RAM2004

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

Other bulletins for the same vehicles and component
101820042005-04-27. Service bulletin. MINIMUN REAR ROTOR THICKNESS. *EH
040042004-04-06. Service bulletin. CERTAIN 2004 TRUCKS EQUIPPED 8-1/4 IN. OR 9-1/4 IN. REAR AXLES MAY HAVE BEEN BUILT WITH CONTAMINATED AXLE FLUID. RAPID RESPONSE TRANSMITTAL SUPPLEMENT A. *TT
0300104A2004-03-03. Service bulletin. THE AXLES ARE LOCATED CONSIDERABLY HIGHER THAT THE ACTUAL FLUID LEVEL. FILLING THE AXLE UNTIL THE FLUID COMES OUT OF THE FILL HOLE WILL OVER FILL THE AXLE, WHICH COULD CAUSE FLUID FOAMING. *MN *TT