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Service bulletin SIL 671

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 id10130031
Published by NHTSA2018-03-13
Manufacturer's numberSIL 671
Manufacturer's date2017-12-07
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM

NHTSA's summary

This service informaion letter (SIL) forwarded Kohler FieldCampaign ME6332Z to affected customers. Kohler is replacing the water pump on selected engines.

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, Cooling system

Vehicles listed
ALTEC DC610 BRUSH CHIPPER2011 to 2015
ALTEC DSC6 BRUSH CHIPPER2011 to 2015

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