# 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: 10207606
- Published by NHTSA: 2022\-02\-04
- Manufacturer's number: KC\-444
- Manufacturer's date: 2022\-01\-21
- NHTSA component: FUEL SYSTEM, DIESEL; 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-10207606-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207606-9999.pdf)

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

## Components

Engine, Fuel system

## Vehicles listed

- 2017 to 2018 VOLVO VN

JSON: [/v1/bulletins/10207606](/v1/bulletins/10207606)

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