# Service bulletin C1923

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.

- Type: Service bulletin
- NHTSA id: 10111656
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: C1923
- Manufacturer's date: 2017\-07\-28
- NHTSA component: ENGINE

## NHTSA's summary

This Campaign is being issued to address a calibration update in certain ISB6.7 G CM2180 engines. This document enables authorized repair locations to re\-calibrate the engine control module \(ECM\) to the latest revision.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2017/MC-10111656-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2017/MC-10111656-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- CUMMINS CUMMINS

JSON: [/v1/bulletins/10111656](/v1/bulletins/10111656)

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