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Service bulletin TSB190215

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 id10245662
Published by NHTSA2023-12-01
Manufacturer's numberTSB190215
Manufacturer's date2023-11-03
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of issue of misfiring Fault codes: 5914, 5895, 5896, 5897, 5898, 5899, 5911, 6413, 6425, 6426, 6427, 6428, 6429, 6431. This is an update to the previously submitted communication.

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

Vehicles listed
CUMMINS B6.7N
CUMMINS ISX
CUMMINS ISX12
CUMMINS ISX15
CUMMINS L9N

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