# Service bulletin M1594

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: 10238852
- Published by NHTSA: 2023\-07\-07
- Manufacturer's number: M1594
- Manufacturer's date: 2023\-06\-29
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

SERVICE BULLETIN M1594: TEMPORARY WIRE COLOR DEVIATION IN HAND CONTROL MODULE HARNESS. Purpose: To inform dealers that there is a temporary change to the wire colors, from what is shown in the Electrical Diagnostic Manual \(EDM\), on the Right Hand Control Module \(RHCM\) and Left Hand Control Module \(LHCM\) wire harnesses due to a wire shortage at the supplier. Once supply has been replenished the wire colors will go back to matching the information provided in the EDM.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10238852-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10238852-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2023 HARLEY\-DAVIDSON FLHXSE
- 2023 HARLEY\-DAVIDSON FLTRXSE

JSON: [/v1/bulletins/10238852](/v1/bulletins/10238852)

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