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Service bulletin CMI-V9F4Q-11

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 id10085661
Published by NHTSA2016-12-07
Manufacturer's numberCMI-V9F4Q-11
Manufacturer's date2015-11-24
NHTSA componentENGINE

NHTSA's summary

THIS IS A REPRESENTATIVE COMMUNICATION SENT FROM THE CUMMINS ENGINE ASSEMBLY PLANT TO AN OEM VEHICLE ASSEMBLY PLANT REGARDING A POTENTIAL ISSUE WITH TURBOCHARGER COMPRESSOR HOUSINGS ON CERTAIN ENGINES.

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 ISL9

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