# Service bulletin FDM\-TSIB\-035

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: 10206174
- Published by NHTSA: 2022\-01\-07
- Manufacturer's number: FDM\-TSIB\-035
- Manufacturer's date: 2021\-12\-07
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\); FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING; POWER TRAIN

## NHTSA's summary

This bulletin informs customers that Cummins has released an ECM calibration improvement to pre\-2021 X12 engines used in front discharge mixer applications. The improved ECM calibration addresses DPF plugging concerns.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10206174-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10206174-9999.pdf)

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

## Components

Engine, Fuel system, Transmission and driveline, Engine control module

## Vehicles listed

- 2021 CUMMINS POWER GENERATION GENERATOR SET

JSON: [/v1/bulletins/10206174](/v1/bulletins/10206174)

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