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Service bulletin 04185

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 id10013110
Published by NHTSA2005-04-08
Manufacturer's number04185
Manufacturer's date2004-01-01
NHTSA componentPOWER TRAIN:AXLE HUBS

NHTSA's summary

FRONT HUBS NOT ENGAGING, NOT STAYING ENGAGED AND/OR UNLOCKING. *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
FORD EXCURSION2000, 2001, 2002, 2003, 2004
FORD F-250 SD1999, 2000, 2001, 2002 (the catalog's model; the bulletin names a series or trim of it)
FORD F-3502004
FORD F-350 SD1999, 2000, 2001, 2002, 2003 (the catalog's model; the bulletin names a series or trim of it)
FORD F-450 SD1999, 2000, 2001, 2002, 2003, 2004 (the catalog's model; the bulletin names a series or trim of it)
FORD F-550 SD1999, 2000, 2001, 2002, 2003, 2004 (the catalog's model; the bulletin names a series or trim of it)

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
0316032005-01-07. Service bulletin. REAR AXLE POPPING/CHATTER NOISE - DANA 80 MODEL DUAL REAR WHEEL (DRW). *AR
041162004-07-24. Service bulletin. FRONT HUBS NOT ENGAGING, NOT STAYING ENGAGED AND/OR UNLOCKING. *TT
174862004-06-11. Service bulletin. REAR AXLE PINION SEAL LEAK. *TT
031632003-10-08. Service bulletin. SOME VEHICLES EQUIPPED WITH THE DUAL REAR WHEEL (DRW) REAR AXLE MAY EXHIBIT A TACTILE POPPING OR AUDIBLE CHATTERING NOISE. THIS POPPING NOISE/FEEL RESULTS FROM THE CLUTCH PLATES AND DISCS (IN THE LIMITED SLIP DIFFERENTIAL CASE) STICKING AND THEN SLIPPING. *TT
169252003-09-09. Service bulletin. NO ENGAGEMENT OR DISENGAGEMENT OF HUB LOCKS AFTER REPLACEMENT OR SERVICE. TO INCLUDE 2000-2003 EXCURSIONS. *TT
142532001-08-07. Service bulletin. SOME SUPER DUTY F SERIES VEHICLES EQUIPPED WITH DUAL REAR WHEELS (DRW) MAY EXHIBIT A CHATTER FROM THE REAR AXLE DURING TURNS. *TT
01932001-07-19. Service bulletin. A CONDITION MAY EXIST WHERE A DRIVELINE VIBRATION AND / OR A TRANSMISSION FLUID LEAK FROM THE EXTENSION HOUSING SEAL AREA MAY OCCUR ON SOME VEHICLES. THIS MAY BE CAUSED BY THE EXTENSION HOUSING BUSHING OR SEAL WALKING / SPINNING OUT DUE TO EXCESS DRIVESHAFT FLEXING DURING EXTENDED HIGH SPEED OPERATION. *TT
147432001-06-01. Service bulletin. INFORMATION ON REAR AXLE PINION SEAL PART USAGE. *TT
143502001-04-18. Service bulletin. VEHICLES MAY EXPERIENCE FRONT SHAFT SEAL LEAKAGE. *JB
146062001-04-02. Service bulletin. FRONT LOCKING HUBS. *JB