# Service bulletin KC\-420

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: 10201735
- Published by NHTSA: 2021\-10\-01
- Manufacturer's number: KC\-420
- Manufacturer's date: 2021\-09\-16
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Model Year 2017, 2018 \- US17 GHG Engines\-Unused Port On Exhaust Pipe For One Box System Installations

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10201735-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10201735-9999.pdf)

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

## Components

Engine

## Vehicles listed

- 2017 to 2018 VOLVO VAH
- 2017 to 2018 VOLVO VHD
- 2017 to 2018 VOLVO VNL

JSON: [/v1/bulletins/10201735](/v1/bulletins/10201735)

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