Stay updated with the latest Harley-Davidson service bulletins. Explore recent publications in the H-D Service Information Portal for essential maintenance updates, safety advisories, and technical guidance. TitlePublication DateM1652: Center-Cooled Wire Harness Support Bracket Running Change7/12/24PAB1160: Enable P&A Subwoofer with SKYLINE OS Software Version 2237D7/10/24PAB1158: Oil Filter Packaging and Case Quantity Update7/10/24PAB1160 Supplement: Secondary Amplifier update/ Subwoofer 2237D Skyline OS Software7/10/24M1649 (Rev A): Early 2024 Road Glide (FLTRX) Lower Fork Bracket Cosmetic Cover7/2/24PAB1157: 2024 Pan America Top Case Mounting Fitment6/26/24PAB1159: California Air Resources Board (CARB) Approval for 2024 Pan America Quickshifter6/26/24M1648: Pan America Fuel Cap Changes and Service Kits6/13/24L1013 (Rev A): S2 Del Mar TCU Cellular Connectivity6/13/24M1490 (V 24.7.2): Digital Technician II - Updates and Release Notes6/12/24L1010: Recall 1001 - 2024 LiveWire S2 Del Mar VSC Software6/7/24L1009 (Rev A): 2024 S2 Del Mar Software Bundle Release6/7/24L1011: 2024 S2 Del Mar Essential VSC Software Update6/7/24L1008: LIVEWIRE S2 DEL MAR - NOTES AND UPDATES6/7/24OBSOLETE-M1624 (Rev A): 2024 CVO Pan America Initial Care6/1/24OBSOLETE-M1623 (Rev D): 2024 CVO Touring Models, Road Glide, and Street Glide Initial Care5/31/24M1635 (Rev B): Skyline OS Universal Software Update5/22/24L1005: Bluetooth Pairing Instructions and Tips5/15/24L1014: S2 Instrument Module Displaying Wrench Icon5/15/24M1640: Cooling System Enhancement for 2024 Center Cooled Touring Models5/7/24M1644: Body Control Module (BCM) Update: Hard Start in Gear and Ride Mode Fault5/2/24M1632 (Rev A): ECM Calibration Update to Address: Crank, No Start5/2/24PAB1139 (Rev B): Screamin Eagle Calibrations for 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE)5/1/24PAB1124: Screamin' Eagle/Öhlins Remote Reservoir Rear Shocks5/1/24M1645: Electronic Control Module (ECM) Update to Address: Engine Idle Temperature Management System (EITMS) Not Functioning5/1/24M1643: New Test Probe HD-534374/29/24M1639: 2024 Copperhead Color Tour-Pak4/24/24M1642: Crimp (Oetiker) Hose Clamp Removal Instructions4/23/24PAB1156: Daymaker® LED Forward Auxiliary Lights Update4/19/24PAB1149 (Rev A): Digital Technician II Update for Vehicle Hold Control (VHC) Upgrade Kits4/16/24M1641: Touring Cooling Systems Identification4/12/24M1612 (Rev A): Milwaukee-Eight and Twin Cam Transmission Gear Packs4/4/24L1012 (Rev B): Recall 1002 - LiveWire S2 Del Mar Fastener Inspection4/3/24M1478 (Rev B): Audio Components - Out of Warranty Process3/27/24PAB1147 (Rev A): 2024 CVO Road Glide ST (FLTRXSTSE) Fitment of Detachable Items3/23/24H-Dnet Search Integration Test - 3/22/243/22/24M1634 (Rev A): Switchback Seat for Nightster3/21/24L1012: RECALL 1002 DEALER LETTER & FAQ3/21/24M1549: RECALL 0631 - 2021 Pan America and Sportster S Instrument Module Software Update3/21/24M1551: RECALL 0632 - Regulatory Non-Compliance 2021–2022 XL Sportster Brake Fluid Warning Decals3/21/24M1636: 2021–2023 CVO Spanish Owner’s Manuals3/21/24M1637: 2024 Tri-Glide Ultra (FLHTCUTG) and Free Wheeler (FLRT) International Model Lighting Update3/21/24M1633 (Rev A): Product Program 0928 - 2023–2024 CVO Street Glide (FLHXSE) Steering Ballast3/20/24PAB1155: Screamin' Eagle Stage II Kits - Incorrect Labels3/20/24M1631: Revolution Max Oil Check Procedure Update3/9/24M1626: 2024 CVO Road Glide ST (FLTRXSTSE) Replacement Owner’s Manual (USA Only)3/9/24M1619: Diagnostic Trouble Code (DTC) U04438F and U04318F3/9/24M1618 (Rev B): Recall 0185 - 2023 CVO Street Glide (FLHXSE) Handling3/9/24M1615: 2024 Revolution Max Charging System Changes3/9/24M1614: 2022 Nightster (RH975) Speed Screen Kit3/9/24M1613: 2023 CVO Street Glide (FLHXSE) Brake and Clutch Line Clip Retention3/9/24M1611: Milwaukee-Eight Transmission Shift Drum Update3/9/24M1608: Revolution Max VVT Service Kit3/9/24M1610 (Rev B): RECALL 0184 - 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE) Brake Line Clamp3/9/24M1609 (Rev C): RECALL 0183 - X350 RA, X 350, X 500 Fuel Sensor3/9/24M1607: Engine Temperature (ET) Sensor Connector Relocation3/9/24M1605: Main Harness Repositioning On 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE)3/9/24M1606 (Rev A): Alternate Brake Pad Service Kit (Part No. 41300022)3/9/24L1007: Del Mar Telematic Control Unit (TCU) Fuse Addition3/9/24M1604 (Rev A): RECALL 0182 H-D P&A Softail Shocks3/9/24M1603 (Rev A): RECALL 0181 Softail Shock Adjuster3/9/24M1601: Correction to 2023 CVO Service Manual Front Brake Disc Screw Torque3/9/24M1600: 2023 Milwaukee Eight Oil Pan Fastener Change3/9/24M1599: 50S/30K Headset Update for Infotainment Control Unit (IFCU) Compatibility3/9/24L1004: LiveWire S2 Del Mar Essential Tools3/9/24L1003: LiveWire S2 Del Mar PEU O-Ring Servicing Requirements3/9/24M1598: Windshield Cosmetics for 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE)3/9/24M1596: 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE) Cooling System3/9/24M1594: Temporary Wire Color Deviation In Hand Control Module Harness3/9/24M1593: 2023 CVO Street and Road Glide Essential Tools3/9/24M1572: Model Year 2023 Technical Support Documents3/9/24M1592: Infotainment Control Unit Transport Mode Icon Indication3/9/24M1591: Infotainment Control Unit (IFCU) Service Menu3/9/24M1590 (Rev A): Revolution Max Cruise Control Switch Replacement3/9/24M1589: Milwaukee-Eight Gasket Color Differences3/9/24M1588 (Rev A): Tool Requirement for 2023 CVO Road and Street Glide3/9/24M1587 (Rev A): Shock to Seat Bracket Hardware Inspection3/9/24M1586: Screamin' Eagle Oil Pump Incorrectly Machined3/9/24M1584: X350 RA and X 350 Incorrect Fork Lowers3/9/24L1002: 2021–2022 LiveWire One Onboard Charger (OBC) Software Update3/9/24M1583: 2023 Pan Am Radiator Improvements3/9/24M1582 (Rev A): 2023 Pan America Windshield Improvements3/9/24M1580: FLHCS Light Bar Bracket Hardware Damage3/9/24M1579 (Rev B): Revolution Max BCM and ECM Update3/9/24M1578: Revolution Max FOB Troubleshooting3/9/24M1577: RH975 Nightster Battery Drain3/9/24M1576: Warranty Policy Changes For 20233/9/24M1574 (Rev B): X350, X 350, X350 RA and X500 Essential Service Tools3/9/24M1573 (Rev C): Revolution Max Troubleshooting Tips3/9/24M1507: Low/No Charging Diagnostics3/9/24M1571: Revolution Max Clutch Part and Service Procedure Change3/9/24M1569: Pan America and Sportster S Instrument Module Update3/9/24M1568 (Rev D): RECALL 0635 - Touring and Trike Brake Light Activation3/9/24M1567: Suspension Diagnostics C181014 and C1810643/9/24L1001: Main Harness Temporary Wire Color Change3/9/24M1566: RECALL 0179 - RH975 Handlebar3/9/24M1565: Main Harness Temporary Wire Color Change3/9/24M1564: Touring and Trike Fuel Tank Trim Cover Elimination3/9/24M1562: RH975 (Nightster) - Hand Control Module Update3/9/24M1561 (REV E): RECALL 0633 - DETACHABLE TOUR-PAK CONVERSION KIT3/9/24
