# Service bulletin M1580

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: 10232451
- Published by NHTSA: 2023\-03\-04
- Manufacturer's number: M1580
- Manufacturer's date: 2023\-02\-01
- NHTSA component: EQUIPMENT; EXTERIOR LIGHTING

## NHTSA's summary

SERVICE BULLETIN M1580: FLHCS LIGHT BAR BRACKET HARDWARE DAMAGE. This bulletin informs dealers that Harley\-Davidson has identified a potential part\-to\-part interference which can lead to fastener breakage on Heritage Classic \(FLHC and FLHCS\) models.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232451-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232451-9999.pdf)

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

## Components

Equipment and accessories, Lighting

## Vehicles listed

- 2021 HARLEY\-DAVIDSON FLHC
- 2021 to 2022 HARLEY\-DAVIDSON FLHCS

JSON: [/v1/bulletins/10232451](/v1/bulletins/10232451)

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