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Service bulletin SB-10T11-18

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 id10033964
Published by NHTSA2010-10-01
Manufacturer's numberSB-10T11-18
Manufacturer's date2010-07-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

CUMMINS: NEW AFTERTREATMENT DECOMPOSITION TUBE. THE PURPOSE OF THIS SERVICE/PARTS TOPIC IS TO NOTIFY THE FIELD OF AN AFTERTREATMENT DECOMPOSITION TUBE DESIGN CHANGE AIMED AT REDUCING DIESEL EXHAUST FLUID (DEF) DEPOSITS. *PE

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 C8.3
CUMMINS CUMMINS
CUMMINS ISL
CUMMINS ISX
CUMMINS QSX15

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