# Service bulletin PAB1175

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: 11028624
- Published by NHTSA: 2026\-02\-06
- Manufacturer's number: PAB1175
- Manufacturer's date: 2026\-01\-23
- NHTSA component: UNKNOWN OR OTHER; ELECTRICAL SYSTEM

## NHTSA's summary

GENUINE MOTOR PARTS AND ACCESSORIES BULLETIN PAB1175: LOWER FAIRING AND TOUR\-PAK SPEAKER CONFIGURATION. PURPOSE: Initial Release. This bulletin informs dealers that due to a delay in the release of Skyline™ OS software version \(260005054D\), the installation of Parts and Accessories \(P\&A\) audio speakers in the Fairing Lowers and Tour\-Pak will require an amplifier update to software version \(1610\). Refer to: Infotainment Support Resources Digital Technician II \(DT II\) is required for proper configuration. See Figure 1

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028624-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11028624-9999.pdf)

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

## Components

Electrical system

## Vehicles listed

- 2024 to 2026 HARLEY\-DAVIDSON FLHX
- 2026 HARLEY\-DAVIDSON FLHXL
- 2026 HARLEY\-DAVIDSON FLHXLSE
- 2023 to 2026 HARLEY\-DAVIDSON FLHXSE
- 2026 HARLEY\-DAVIDSON FLHXSTSE
- 2025 HARLEY\-DAVIDSON FLHXU
- 2024 to 2026 HARLEY\-DAVIDSON FLTRX
- 2026 HARLEY\-DAVIDSON FLTRXL
- 2025 HARLEY\-DAVIDSON FLTRXRRSE
- 2023 to 2025 HARLEY\-DAVIDSON FLTRXSE
- 2024 to 2026 HARLEY\-DAVIDSON FLTRXSTSE

JSON: [/v1/bulletins/11028624](/v1/bulletins/11028624)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20PAB1175&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F11028624&vehicle=Service%20bulletin%20PAB1175)