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Service bulletin 98224

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 id603713
Published by NHTSA1999-03-03
Manufacturer's number98224
Manufacturer's date1998-11-09
NHTSA componentSERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC

NHTSA's summary

A NOISE FROM HYDRO-MAX BRAKE BOOSTER ASSEMBLY- MOTORHOME CHASSIS VEHICLES.

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

Brakes

Vehicles listed
FORD SUPER DUTY F SERIES1999

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