# Service bulletin KC\-444

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: 10207585
- Published by NHTSA: 2022\-02\-04
- Manufacturer's number: KC\-444
- Manufacturer's date: 2022\-01\-21
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Model Year 2017, 2018 \- US17 GHG Engines \- One Box System \- How To Inspect The Diesel Oxidation Catalyst \( DOC \)

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207585-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207585-9999.pdf)

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

## Components

Engine

## Vehicles listed

- MACK MACK

JSON: [/v1/bulletins/10207585](/v1/bulletins/10207585)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20KC-444&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10207585&vehicle=Service%20bulletin%20KC-444)