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Service bulletin 6992

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 id6090301
Published by NHTSA2000-03-14
Manufacturer's number6992
Manufacturer's date1999-09-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

SOME VEHICLES MAY EXHIBIT A WHINE NOISE FROM THE REAR AXLE DURING VARIOUS DRIVE MODES AT HIGHWAY SPEEDS. *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 EXPLORER1999, 2000
MERCURY MOUNTAINEER1999, 2000

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
0305082005-12-07. Service bulletin. FRONT AXLE LEAKS FLUID FROM VENT TUBE - VEHICLES EQUIPPED WITH 4X4 OR AWD. *TT
03582003-07-26. Service bulletin. FLUID MAY LEAK OUT OF THE FRONT AXLE VENT TUBE. *TT *JB
02422002-11-04. Service bulletin. CERTAIN VEHICLES WITH 4X4 OR ALL-WHEEL DRIVE MAY HAVE A FLUID LEAK FROM THE FRONT AXLE VENT TUBE. *TT
011142001-10-22. Service bulletin. SOME 4X4 VEHICLES MAY EXHIBIT A HIGH-PITCHED SQUEAL OR WHISTLE TYPE NOISE FROM THE FRONT AXLE AREA OF THE VEHICLE AT SPEEDS FROM 16 TO 64 KM/H (10 TO 40 MPH). *TT
137522001-07-23. Service bulletin. SOME 4X4 VEHICLES MAY EXHIBIT AN OIL LEAK FROM THE FRONT AXLE PINION SEAL. *TT
014112001-05-30. Service bulletin. HIGH-PITCHED FRONT AXLE SQUEAL OR WHISTLE TYPE NOISE FROM THE FRONT OF THE VEHICLE AT SPEEDS FROM 16 TO 64 KM/H (10 TO 40 MPH). *TT
148472001-05-23. Service bulletin. CONCERNS WITH VEHICLES EXHBIT FLUID LEAKAGE FROM THE FRONT AXLE VENT TUBE. *TT
148192001-05-23. Service bulletin. SOME 4X4 VEHICLES MAY EXHIBIT A FLUID LEAK FROM THE FRONT AXLE VENT TUBE. *TT
01862001-05-22. Service bulletin. ON SOME VEHICLES, INCLUDING SPORT AND SPORT TRAC, THE FRONT AXLE LEAKS FLUID FROM THE VENT TUBE. *TT
134042000-11-27. Service bulletin. SOME 4X4 VEHICLES MAY EXHIBIT AN OIL LEAK FROM THE FRONT AXLE PINION SEAL. *TT