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Service bulletin TSB-130033

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 id10051982
Published by NHTSA2013-04-27
Manufacturer's numberTSB-130033
Manufacturer's date2013-02-19
NHTSA componentENGINE

NHTSA's summary

CUMMINS: DUE TO LACK OF CLEARANCE BETWEEN IGNITION COIL EXTENSION AND SPARK PLUG CERAMIC, A MISFIRE OCCURS FROM BROKEN IGNITION COIL EXTENSION AT SPARK PLUG END, THAT'S ATTACHED TO BRACKET. MODELS ISL G CM2180, C GAS PLUS, L GAS PLUS CM556, C8.3G CM420. NO MODEL YEARS LISTED. *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 CUMMINS

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