# Service bulletin M1583

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: 10232453
- Published by NHTSA: 2023\-03\-04
- Manufacturer's number: M1583
- Manufacturer's date: 2023\-02\-16
- NHTSA component: ENGINE AND ENGINE COOLING; POWER TRAIN

## NHTSA's summary

SERVICE BULLETIN M1583: 2023 PAN AM RADIATOR IMPROVEMENTS. PURPOSE: The purpose of this bulletin is to notify about the revised component on the 2023 Pan Am radiator. The old part number has been superseded to a new part number. For Pan America models built on January 31, 2023 and later, a clamp was added to the lower radiator assembly to support the hose.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232453-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10232453-9999.pdf)

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

## Components

Engine, Transmission and driveline

## Vehicles listed

- 2021 to 2023 HARLEY\-DAVIDSON RA1250
- 2021 to 2023 HARLEY\-DAVIDSON RA1250S

JSON: [/v1/bulletins/10232453](/v1/bulletins/10232453)

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