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Service bulletin TSB150171-012216

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 id10083458
Published by NHTSA2016-10-25
Manufacturer's numberTSB150171-012216
Manufacturer's date2016-01-29
NHTSA componentENGINE

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE PROPER TROUBLESHOOTING STEPS TO DIAGNOSE LUBRICATING OIL FOUND AROUND THE TURBOCHARGER SECTION GEAR AND THE VARIABLE GEOMETRY TURBUCHARGER ACTUATOR GEAR. THIS IS A NORMAL AND DOES NOT INDICATE THAT A MALFUNCTION HAS OCCURED. THIS IS AN UPDATED VERSION OF A PREVIOUSLY RELEASED COMMUNICATION.

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
CUMMINS ISB6.7
CUMMINS ISL9

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