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Service bulletin 14959

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 id622719
Published by NHTSA2001-10-22
Manufacturer's number14959
Manufacturer's date2001-06-01
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM

NHTSA's summary

SOME VEHICLES EQUIPPED WITH A 7.3L DIT ENGINE MAY EXHIBIT AN OSCILLATING AIRFLOW NOISE FROM THE EXHAUST BACKPRESSURE VALVE (EBP) AT LOW AMBIENT TEMPERATURE (<40 DEGREES F) IDLES. *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

Engine, Exhaust and emissions

Vehicles listed
FORD E SERIES2000 to 2001

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