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Service bulletin TSB150133-092515

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 id10085985
Published by NHTSA2016-12-12
Manufacturer's numberTSB150133-092515
Manufacturer's date2015-09-25
NHTSA componentEQUIPMENT; ENGINE

NHTSA's summary

THIS TECHICAL SERVICE BULLETIN ANNOUNCES THE RELEASE OF NEW EXHAUST MANIFOLD GASKETS AND MANFOLDS AND NEW UPPER ENGINE GASKET KIT PART NUMBERS TO REDUCE INSTANCES OF LKEAING EXHAUST MANIFOLD GASKETS AND CRACKED EXHAUST MANIFOLDS.

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, Equipment and accessories

Vehicles listed
CUMMINS ISX11.9
CUMMINS ISX12
CUMMINS WESTPORT ISX12 G

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