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Service bulletin SF230A-C

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 id622353
Published by NHTSA2001-10-17
Manufacturer's numberSF230A-C
Manufacturer's date2001-05-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE

NHTSA's summary

FIELD SERVICE CAMPAIGN TO MODIFY CERTAIN VEHICLES MANUFACTURED FROM JULY 27, 1999 THROUGH JANUARY 31, 2001 WITH ISX CHARGE AIR COOLER PIPING WEAR. THE MODIFICATION CONSISTS OF REPLACING AND RE-ROUTING THE CHARGE AIR COOLER PIPING IN ORDER TO PROVIDE ADDITIONAL CLEARANCE THUS PREVENTING RUBBING AGAINST THE ENGINE TUNNEL WHEN THE ENGINE IS UNDER SEVERE LOAD. *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

Vehicles listed
FREIGHTLINER ARGOSY

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