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Service bulletin TSB150156-092515

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 id10085923
Published by NHTSA2016-12-12
Manufacturer's numberTSB150156-092515
Manufacturer's date2015-10-09
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF A TURBOCHARGER COOLANT HOSE LEAK ON CERTAIN ENGINES AS A RESULT OF DAMAGE CAUSED BY A HOSE CLAMP.

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
CUMMINS B5.9
CUMMINS B5.9 G
CUMMINS B5.9 GAS PLUS
CUMMINS ISB5.9 G

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