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Service bulletin TSB103765-060215

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 id10086644
Published by NHTSA2016-12-20
Manufacturer's numberTSB103765-060215
Manufacturer's date2015-06-08
NHTSA componentENGINE

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN REVISES THE SERVICE PROCEDURE CLEAN AND INSPECT FOR REUSE FOR NON-SHIELDED SPARK PLUGS.

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 B5.9 G
CUMMINS C GAS PLUS
CUMMINS C8.3 G
CUMMINS ISB5.9 G
CUMMINS ISC8.3
CUMMINS ISL9G
CUMMINS L GAS PLUS
CUMMINS L10G
CUMMINS WESTPORT ISX12 G

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