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Service bulletin 6662

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 id610723
Published by NHTSA2000-05-11
Manufacturer's number6662
Manufacturer's date1999-07-01
NHTSA componentPOWER TRAIN:AXLE ASSEMBLY

NHTSA's summary

SOME TRUCKS MAY EXHIBIT A SQUEAL TYPE NOISE FROM THE FRONT AXLE AREA. *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 F SUPER DUTY1999
FORD SUPER DUTY F SERIES1999

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