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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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11028624
Published by NHTSA2026-02-06
Manufacturer's numberPAB1175
Manufacturer's date2026-01-23
NHTSA componentUNKNOWN 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

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
HARLEY-DAVIDSON FLHX2024 to 2026
HARLEY-DAVIDSON FLHXL2026
HARLEY-DAVIDSON FLHXLSE2026
HARLEY-DAVIDSON FLHXSE2023 to 2026
HARLEY-DAVIDSON FLHXSTSE2026
HARLEY-DAVIDSON FLHXU2025
HARLEY-DAVIDSON FLTRX2024 to 2026
HARLEY-DAVIDSON FLTRXL2026
HARLEY-DAVIDSON FLTRXRRSE2025
HARLEY-DAVIDSON FLTRXSE2023 to 2025
HARLEY-DAVIDSON FLTRXSTSE2024 to 2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.