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Service bulletin REHS-8728

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 id10054556
Published by NHTSA2014-02-04
Manufacturer's numberREHS-8728
Manufacturer's date2013-09-27
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM; ENGINE AND ENGINE COOLING

NHTSA's summary

CATERPILLAR: INFORMATION INSTRUCTIONS REGARDING, THE FLUSHING AND CLEANING CONTAMINATED COOLING SYSTEM, PROCEDURE WHEN ENGINE OIL ENTERS AND MIXES WITH ENGINE COOLANT, CAUSING AN OIL COOLER FAILURE. MODEL CT660. NO YEARS LISTED. *PE

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
CATERPILLAR CATERPILLAR
CATERPILLAR CT6602012 to 2014
CATERPILLAR ENGINE & ENGINE COOLING

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