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Service bulletin SB215021

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 id632411
Published by NHTSA2002-07-15
Manufacturer's numberSB215021
Manufacturer's date2002-03-22
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

INFORMATION ON LONGER CAPSCREWS AND SPACERS FOR MOUNTING THE WATER PUMP TO THE WATER PUMP HOUSING. *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 system

Vehicles listed
MACK E-TECH
MACK E7

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