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Service bulletin TSB170027-031420

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 id10110313
Published by NHTSA2017-08-04
Manufacturer's numberTSB170027-031420
Manufacturer's date2017-03-14
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

This Technical Service Bulletin communicates the release of a new exhaust gas recirculation differential pressure sensor. The new exhaust gas recirculation differential pressure sensor is a more robust design and is better at reading EGR differential pressure.

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, Exhaust and emissions, EGR valve

Vehicles listed
CUMMINS ISB6.7
CUMMINS ISL9
CUMMINS ISX12
CUMMINS ISX15

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