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Service bulletin CMI-Q3G3R-08

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 id10164720
Published by NHTSA2019-09-16
Manufacturer's numberCMI-Q3G3R-08
Manufacturer's date2019-08-19
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA's summary

This is a representative Owner Letter to communicate an emissions recall. The engine(s) are potentially eligible for an Emissions improvement calirbation campaign, Selective Catalytic Reduction (SCR) campaign, and a Variable Geometry Turbocharger Actuator campaign.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine, Equipment and accessories, Exhaust and emissions, Labels and manuals, Catalytic converter

Vehicles listed
CUMMINS ISL 9

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