# Service bulletin KC\-521

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: 10180435
- Published by NHTSA: 2020\-10\-01
- Manufacturer's number: KC\-521
- Manufacturer's date: 2020\-09\-08
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

Volvo Chassis \- Exterior Lights \- Converting From Incandescent To LED Lamps; Hardware And Software Requirements And Programming Information \- Model Year 2008 Through 2017

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180435-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10180435-9999.pdf)

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

## Components

Lighting

## Vehicles listed

- 2011 VOLVO 780
- 2016 VOLVO 780
- 2008 to 2017 VOLVO VAH
- 2008 to 2011 VOLVO VH
- 2008 to 2017 VOLVO VHD
- 2008 to 2017 VOLVO VN
- 2008 to 2017 VOLVO VNL
- 2008 to 2017 VOLVO VNM
- 2013 to 2017 VOLVO VNX
- 2008 to 2016 VOLVO VT
- 2013 VOLVO WHEB

JSON: [/v1/bulletins/10180435](/v1/bulletins/10180435)

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