# Service bulletin M1537

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: 10202125
- Published by NHTSA: 2021\-10\-07
- Manufacturer's number: M1537
- Manufacturer's date: 2021\-09\-22
- NHTSA component: ENGINE AND ENGINE COOLING:ENGINE:HARD PARTS INTERNAL/MECHANICAL; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT

## NHTSA's summary

SERVICE BULLETIN M1537: 2021 SPORTSTER S \- INITIAL CARE. PURPOSE: Revision. The purpose of this program is to monitor Harley\-Davidson quality delivered to the customers and assist dealers with diagnostics and support on this newly released motorcycle. Harley\-Davidson Technical Service is providing an Initial Care program for 2021 Sportster S vehicles. Harley\-Davidson is asking dealers to provide information on the parts listed in Table 2 to Technical Service within 24 h of a customer concern. The goal is to provide diagnostic support and a rapid resolution that enables Harley\-Davidson to have the customer back on the road within 72 h. Duration of Program: September 20, 2021 to December 20, 2021. Motorcycles Affected: All 2021 Sportster S \(RH1250S\) vehicles

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202125-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10202125-9999.pdf)

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

## Components

Engine, Equipment and accessories, Transmission and driveline, Automatic transmission

## Vehicles listed

- 2021 HARLEY\-DAVIDSON RH1250S

JSON: [/v1/bulletins/10202125](/v1/bulletins/10202125)

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