# Service bulletin C2207A

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: 10169281
- Published by NHTSA: 2019\-12\-16
- Manufacturer's number: C2207A
- Manufacturer's date: 2019\-11\-04
- NHTSA component: ENGINE

## NHTSA's summary

This campaign is being issued to address concerns with Viscous Vibration Dampers on certain B6.7 CM2350 B136C engines. This field action authorizes certified service centers to replace the vibration dampers and drive belt with new parts.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169281-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10169281-9999.pdf)

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

## Components

Engine

## Vehicles listed

- CUMMINS B6.7

JSON: [/v1/bulletins/10169281](/v1/bulletins/10169281)

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