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Service bulletin 17493

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 id10007333
Published by NHTSA2004-06-11
Manufacturer's number17493
Manufacturer's date2004-01-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

AXLE WHINE FROM THE 3.55 AXLE THAT IS ABOVE THE NORMAL GEAR NOISE LEVEL. CERTIFIED AXLE AVAILABLE. *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
LINCOLN AVIATOR2003, 2004

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
TSB-08-19-32009-05-21. Service bulletin. FORD: SOME VEHICLES MAY EXHIBIT OIL SEPARATION FROM THE INTERNAL LUBE FOUND IN THE UNITIZED CARTRIDGE SEAL. OIL SEPARATION APPEARS TO BE AND IS OFTEN MISDIAGNOSED, AS AN AXLE LUBE LEAK. *PE
056182005-12-07. Service bulletin. REAR AXLE NOISE REPAIR. *TT
184782005-05-05. Service bulletin. AXLE SEAL LEAKS. *EH
0417152005-04-08. Service bulletin. FRONT AXLE TUBE LEAK. *EH
184232005-04-05. Service bulletin. AXLE WHINE HOWL SERVICE WITH INDIVIDUAL PARTS INSTEAD OF AN AXLE ASSEMBLY. *EH
182212004-12-07. Service bulletin. REAR AXLE NOISE. OASIS. VARIOUS MODELS INCLUDING 2005 EXPLORER, MOUNTAINEER AND AVIATOR. *TT
041052004-09-07. Service bulletin. AXLE SEAL LEAKS. LEAKS FROM REAR HALFSHAFT AXLE SEAL. SERVICE TIPS. *TT
177362004-07-24. Service bulletin. REAR AXLE NOISE. *TT
176412004-06-22. Service bulletin. REAR 3.55 AXLE NOISE. CERTIFIED REAR AXLE OR IMPROVED GEAR SET AVAILABLE. *TT
04B152004-05-22. Service bulletin. REAR AXLE DATE CODE INSPECTION AND SERVICE. VEHICLES MAY HAVE BEEN BUILT WITH AN IMPROPER MIX OF REAR AXLE LUBRICANT AND FRICTION MODIFIER ADDITIVE. IF SO, THE CUSTOMER MAY EXPERIENCE NOISE AND VIBRATION WHILE DRIVING. *TT *MJ