2018 Harley-Davidson FLRT technical service bulletins

71 technical service bulletins and manufacturer communications cover the 2018 Harley-Davidson FLRT, including 6 warranty extensions.

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

Oct 31, 2025 Warranty extensionTIRE TREAD DEPTH GUIDE-UPDATE. PURPOSE: [Revision C. Updated: Tire Tread Depth Guide
Apr 18, 2025 Warranty extensionBattery warranty guidelines
Nov 7, 2024 Warranty extensionBATTERY WARRANTY GUIDELINES. PURPOSE: [Revision F. Added: Added video link for the DCA-8000 Battery Tester
Oct 11, 2024 Warranty extensionTIRE TREAD DEPTH GUIDE-UPDATE. PURPOSE: [Revision B. Updated: Tire Tread Depth Guide
Sep 12, 2024 Warranty extensionBattery warranty guidelines
Sep 17, 2026 Service bulletinDigital technician II - updates and release notes
Aug 14, 2026 Service bulletinCosmetic cylinder staining (all milwaukee-eight models)
Jul 30, 2026 Service bulletin2009-2025 trike platform - reverse motor
Jul 25, 2026 Service bulletinDigital technician II - updates and release notes
Jun 11, 2026 Service bulletinDigital technician II - updates and release notes
Apr 24, 2026 Service bulletinDigital technician II - updates and release notes
Mar 31, 2026 Service bulletinDigital technician II - updates and release notes
Mar 14, 2026 Service bulletinAftermarket exhaust header debris
Feb 25, 2026 Service bulletinDigital technician II - updates and release notes
Feb 25, 2026 Service bulletinDtii update procedure for software version (26.4.3)
Jan 30, 2026 Service bulletin2009-2025 trike platform - reverse motor
Jan 28, 2026 Service bulletinDigital technician II - updates and release notes
Jan 28, 2026 Service bulletinDtii update procedure for software version (26.3.2)
Dec 18, 2025 Service bulletinDigital technician II - updates and release notes
Dec 18, 2025 Service bulletinDtii update procedure for software version (26.1.5)
Nov 18, 2025 Service bulletinDigital technician II - updates and release notes
Oct 28, 2025 Service bulletinMidtronics GRX-3110 and DCA-8000 software
Oct 25, 2025 Service bulletinGenuine motor parts and accessories bulletin PAB1171 (rev b): software update for screamin eagle pro...
Sep 6, 2025 Service bulletinDigital technician II - updates and release notes
Aug 26, 2025 Service bulletinMidtronics GRX-3110 and DCA-8000 software
Aug 26, 2025 Service bulletinDigital technician II - updates and release notes
Aug 16, 2025 Service bulletinMarket specific battery introduction
Jul 1, 2025 Service bulletinMilwaukee-eight transmission shift drum update
Mar 29, 2025 Service bulletinGenuine motor parts and motor accessories bulletin PAB1165 (rev a): h-d SYN3 sae 15W50 / sae 50 availability
Mar 1, 2025 Service bulletinBATTERY WARRANTY GUIDELINES. PURPOSE: [Revision G: Updated: Information on Battery
Feb 11, 2025 Service bulletinGenuine motor parts and motor accessories bulletin PAB1165: h-d SYN3 sae 15W50 / sae 50 availability
Jan 29, 2025 Service bulletinMilwaukee-eight transmission shift drum update
Jan 24, 2025 Service bulletinMilwaukee eight and twin cam camshaft drive gear retention kit changes
Jan 3, 2025 Service bulletin2009-2025 trike platform
Aug 8, 2024 Service bulletinDigital technician II - updates and release notes
Jul 10, 2024 Service bulletinGenuine motor parts and motor accessories bulletin PAB1158: oil filter packaging and case quantity update
May 1, 2024 Service bulletinDigital technician II - updates and release notes
Apr 4, 2024 Service bulletinMilwaukee-eight and twin cam transmission gear packs.
Dec 18, 2023 Service bulletinGenuine motor parts and motor accessories bulletin PAB1144: 2021-2022 screamin' eagle stage i (CARB) eo...
Dec 4, 2023 Service bulletinMilwaukee-eight and twin cam transmission gear packs.
Dec 4, 2023 Service bulletinMilwaukee-eight and twin cam transmission gear packs.
Nov 9, 2023 Service bulletinGenuine motor parts and motor accessories bulletin PAB1144: 2021-2022 screamin' eagle stage i (CARB) eo...
Oct 23, 2023 Service bulletinMilwaukee-eight transmission shift drum update
Oct 9, 2023 Service bulletinGenuine motor parts and motor accessories bulletin PAB1143: screamin eagle carb approvals
Aug 10, 2023 Service bulletin2023 milwaukee eight oil pan fastener change
Apr 28, 2023 Service bulletinScreamin' eagle oil pump incorrectly machined
Dec 21, 2022 Service bulletinLow/no charging diagnostics.
Mar 16, 2022 Service bulletinLow/no charging diagnostics.
Sep 22, 2020 Service bulletinMilwaukee-eight equipped vehicles - loss of power or high engine braking
Sep 16, 2020 Service bulletinGenuine motor parts and motor accessories bulletin PAB1105: screamin' eagle calibrations & smart tune updates
Sep 4, 2020 Service bulletinGenuine motor parts and motor accessories bulletin PAB1103: screamin' eagle - new stage kit calibration...
Aug 24, 2020 Service bulletinGenuine motor parts and motor accessories bulletin PAB1104: high-flow exhaust system – fitment update
Aug 24, 2020 Service bulletinGenuine motor parts and motor accessories bulletin PAB1103: screamin' eagle - new stage kit calibration...
Jul 7, 2020 Service bulletinBoom! audio
Jun 5, 2020 Service bulletinMilwaukee-eight engine - crankshaft position sensor
May 15, 2020 Service bulletinGENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1097 INTERNATIONAL FITMENT: THE BOOM! BOX GTS...
Mar 19, 2020 Service bulletinMilwaukee-eight engine - new oil filter
Mar 19, 2020 Service bulletinMilwaukee-eight engine - new oil filter
Feb 26, 2020 Service bulletin2009-2020 trike platform - reverse motor
Jun 25, 2019 Service bulletin2017 - 2019 touring - milwaukee eight - inner primary vent.
Feb 22, 2019 Service bulletin2014
Apr 27, 2018 Service bulletinTech article TA0023: TA0023
Apr 20, 2018 Service bulletinMilwaukee-eight - rocker cover gasket inventory purge and replace.
Nov 15, 2017 Service bulletinMilwaukee-eight equipped vehicles - loss of power or high engine braking.
Oct 11, 2017 Service bulletin2009 - 2018 trike - service manual supplement update.
Sep 18, 2017 Service bulletinBoom! box infotainment system general information and software release 1.21.X description.
Jan 16, 2017 Service bulletinBOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.20.X DESCRIPTION informs the...
Jan 27, 2016 Service bulletinHarley-Davidson is aware of conditions that may result in a streaking appearance or film residue on the...

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