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Service bulletin 15377

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 id630386
Published by NHTSA2002-04-16
Manufacturer's number15377
Manufacturer's date2001-11-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

SOME VEHICLES MAY EXHIBIT AN AXLE TUBE SEAL LEAKAGE AND AN AXLE BEARING THAT IS LOOSE IN THE AXLE HOUSING, AND/OR A REPLACEMENT SERVICE BEARING THAT IS LOOSE IN THE HOUSING. *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 EXPEDITION2001, 2002
LINCOLN NAVIGATOR2001, 2002

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
056182005-12-07. Service bulletin. REAR AXLE NOISE REPAIR. *TT
179052004-09-23. Service bulletin. MULTIPLE VEHICLES USING FEHP REAR AXLE FLUID. FLUID USAGE CHANGE. *TT
164002004-07-28. Service bulletin. REAR AXLE SEAL LEAK - CONTACT REQUEST. *MJ