# Service bulletin SI 3147

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: 10183722
- Published by NHTSA: 2020\-12\-05
- Manufacturer's number: SI 3147
- Manufacturer's date: 2020\-11\-30
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Technical instruction describing the procedure to replace damaged seals in the cooling fan drive gearbox manufactured by Curtis Machine Company Inc.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183722-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10183722-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2017 MCI J4500

JSON: [/v1/bulletins/10183722](/v1/bulletins/10183722)

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