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Service bulletin TSB150132-073115

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 id10090135
Published by NHTSA2017-02-02
Manufacturer's numberTSB150132-073115
Manufacturer's date2015-08-10
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THAT USING HEAVY DUTY EXHAUST GAS RECIRCULATION (EGR) COOLER TEST STRIPS TO TEST MIDRANGE EGR COOLERS FOR INTERNAL COOLANT LEAKS IS NOT AN ACCEPTABLE PRACTICE AND WILL NOT PROVIDE ACCURATE RESULTS.

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, Exhaust and emissions, EGR valve

Vehicles listed
CUMMINS ISB6.7
CUMMINS ISC8.3
CUMMINS ISL9

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