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Service bulletin sb2024

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 id10141669
Published by NHTSA2018-06-18
Manufacturer's numbersb2024
Manufacturer's date2018-02-26
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

sb2024 Horton Fan Clutch Changes

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
FREIGHTLINER CONVENTIONAL1990 to 2007
FREIGHTLINER FLB1991 to 1996
FREIGHTLINER FLB1998 to 2000
FREIGHTLINER FLB2001

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
sb20322018-06-18. Service bulletin. sb2032 Gates PowerGrip Hose Clamps, Replacement
sb20312018-06-18. Service bulletin. sb2031 Horton Fan Clutches with 32-Inch Fans
sb20282018-06-18. Service bulletin. sb2028 Engine Coolant Changes