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Service bulletin CMI-A9J8A-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 id10088024
Published by NHTSA2017-01-09
Manufacturer's numberCMI-A9J8A-11
Manufacturer's date2016-10-12
NHTSA componentENGINE

NHTSA's summary

THIS OWNER LETTER WAS MAILED TO INFORM CUSTOMERS OF AN EMISSIONS CAMPAIGN ON CERTAIN ENGINES. IT REFERS TO CUMMINS CAMPAIGN C1634. THIS WAS A SECOND NOTIFICATION.

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.