# Service bulletin TSB220250

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: 10233017
- Published by NHTSA: 2023\-03\-20
- Manufacturer's number: TSB220250
- Manufacturer's date: 2023\-02\-08
- NHTSA component: ENGINE

## NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of Fault Code 1881, 1883, 3133, 3134, 3135, 5715, 5716, and/or 6786 active or has more than one inactive count within the last25 engine operating hours along with Fault Code 1921, 1922, 1981, and/or 2639 active or has more than one inactive count withinthe last 25 engine operating hours, using ECM calibration code of that revision or higher. This is an update to a previously submitted communication.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233017-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10233017-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS B
- CUMMINS B5.9 GAS PLUS
- CUMMINS L GAS PLUS

JSON: [/v1/bulletins/10233017](/v1/bulletins/10233017)

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