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Service bulletin C2705

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 id10238650
Published by NHTSA2023-07-05
Manufacturer's numberC2705
Manufacturer's date2023-06-15
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

This Campaign is being issued to address the occurrence FC 4713 on select engines. This field action authorizes certified repair locations to recalibrate the engine control module (ECM) with an older calibration revision.

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 ISL9

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