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Service bulletin SB232010

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 id606773
Published by NHTSA1999-09-02
Manufacturer's numberSB232010
Manufacturer's date1999-05-04
ReplacesSB232010
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN

NHTSA's summary

NFORMATION ON THE FITTING / RETAINER FOR FAN CLUTCH AIR LINE. *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, Cooling fan, Cooling system

Vehicles listed
MACK MACK

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