# Service bulletin M1660

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: 11010216
- Published by NHTSA: 2024\-11\-07
- Manufacturer's number: M1660
- Manufacturer's date: 2024\-10\-17
- NHTSA component: UNKNOWN OR OTHER; ENGINE; POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

SERVICE BULLETIN M1660: VOLTAGE REGULATOR HARNESS ROUTING. PURPOSE: This bulletin instructs technicians to properly route the voltage regulator wire harness when performing service work on or around the regulator. Attention needs to be given that proper harness routing is achieved during reassembly. Incorrect routing of the voltage regulator harness, could cause damage to the harness due to unintended chaffing against the engine case.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010216-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11010216-9999.pdf)

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

## Components

Electrical system, Engine, Transmission and driveline

## Vehicles listed

- 2024 HARLEY\-DAVIDSON FLHX
- 2023 to 2024 HARLEY\-DAVIDSON FLHXSE
- 2024 HARLEY\-DAVIDSON FLTRX
- 2023 to 2024 HARLEY\-DAVIDSON FLTRXSE
- 2024 HARLEY\-DAVIDSON FLTRXSTSE

JSON: [/v1/bulletins/11010216](/v1/bulletins/11010216)

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