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Service bulletins for the 2024 LiveWire S2 Del Mar

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.

42 on file from NHTSA, as of 2026-10-19.

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By component

Only bulletins with component: Throttle and cruise control are shown. Show all

Bulletins, newest first
M14902026-08-06. Service bulletin. POWER TRAIN; WHEELS; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. SERVICE BULLETIN M1490 (V 26.8.3): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version Version 26.8.3, Release Date: Week of July 24, 2026. NOTE: Software version (26.4.3) will need to be manually installed only if current software version of DT II is (26.0.2). After (26.4.3) is manually installed, automatic updates will bring DT II to the latest software version. Refer to bulletin M1713 for instructions. New Features - Harley-Davidson: 2023-2024 Touring: Updated Electronic Control Module (ECM) calibration offerings. LiveWire: S2DM/MH/AP: Calibration bundle 10.2.28: Telematic Control Unit (TCU) reflash updates. Change: Vehicle Setup: Body Control Module (BCM) – Tire Pressure Monitoring System (TPMS) Replacement: Correct issue where tire size selections were not available. System Info – Auxiliary Load Controller (ALC): Added Bike configuration field. Data Items – Trike ECM: Improved display of Gear Position when in reverse. Amp – Added support for (Part No. 76001619).
M14902026-05-08. Service bulletin. ENGINE; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM; POWER TRAIN; FUEL/PROPULSION SYSTEM. SERVICE BULLETIN M1490 (V 26.6.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to Digital Technician II (DT II). DIGITAL TECHNICIAN II (PART NUMBER: HD-48650). Version 26.6.2. Release Date: Week of April 22, 2026. NOTE: Software version (26.4.3) will need to be manually installed only if current software version of DT II is (26.0.2). After (26.4.3) is manually installed, automatic updates will bring DT II to the latest software version. Refer to bulletin M1713 for instructions. New Features: 2026 Police • Vehicle Setup: Civilianize; LiveWire • S2: Del Mar (S2DM), Mulholland (S2MH), Alpinista (S2AP) - Calibration bundle 10.2.20: Vehicle Supervisory Controller (VSC) and Onboard Charger (OBC) reflash updates. Changes: 2026 Trike • Update “Reverse Lockout Reason” resize column.
L10252026-03-05. Service campaign. SERVICE BRAKES; POWER TRAIN; FUEL/PROPULSION SYSTEM; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM. SERVICE BULLETIN L1025: PRODUCT PROGRAM 1902 S2 ABS/EHCU MODULE CORRECTION. PURPOSE: Initial Release. This bulletin informs dealers that the Anti-lock Braking System / Electro -Hydraulic Control Unit (ABS EHCU) module on some S2 Del Mar and Mulholland vehicles have a software configuration that prevents them from being unlocked. This prevents the ability to perform an ABS service bleed and software updates. It does not affect the operation of Anti-lock Braking System (ABS). The update is applied by Digital Technician II (DT II) and will apply a seed and key to the Electro Hydraulic Control Unit (EHCU), which enables it to be unlocked via DT II or Firmware Over The Air (FOTA) update. The affected vehicles will also require an EHCU reflash following the update.
L10062023-10-03. Service bulletin. UNKNOWN OR OTHER; POWER TRAIN; SERVICE BRAKES, HYDRAULIC; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM. SERVICE BULLETIN L1006 (REV A): S2 DEL MAR INITIAL CARE. PURPOSE: This bulletin informs dealers about the LiveWire Initial Care program for the 2024 S2 Del Mar (S2DM). LiveWire is asking dealers to provide information on all potential warranty claims to LiveWire Technical Service within 24 hours of a customer claim. The goal is to provide a rapid resolution that will enable us to have the customer back on the road within 72 hours. Duration of Program: August 31, 2023 to December 31, 2023.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.