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Service bulletin REHS-9170

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 id10055209
Published by NHTSA2014-04-22
Manufacturer's numberREHS-9170
Manufacturer's date2014-03-24
NHTSA componentENGINE

NHTSA's summary

CATERPILLAR: INFORMATION CONCERNING THE PROCEDURE TO REPLACE THE SOLID AFTERTREATMENT FUEL LINE 1 AND RECALIBRATE THE ENGINE CONTROL MODULE AND THE AFTERTREATMENT CONTROL. APPLIES TO SOME CT660 VOCATIONAL TRUCKS {7000}. NO MODEL YEARS PROVIDED. *JS

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

Vehicles listed
CATERPILLAR CATERPILLAR

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