Problems owners report
Complaints filed with NHTSA about the 2024 Harley-Davidson Flhx, by the system named in each complaint. One complaint can name several.
- Unknown or other4
- Suspension2
- Electrical system2
- Service brakes1
- Engine and engine cooling1
- Vehicle speed control1
- Wheels1
- Power train1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2024 Harley-Davidson Flhx failed the safety check 0.00% of the time — 100% less often than the average 2024 passenger car (0.53%). Median odometer at inspection: 7 miles.
146first inspections
0.00%failed on safety
7 mimedian odometer
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Recalls
26V270000 · Engine and engine cooling28 Apr 2026 · 88,039 vehicles
Harley-Davidson Motor Company (Harley-Davidson) is recalling certain 2024-2026 FLTRX, FLHX, 2025-2026 FXBR, FLFB, 2025 FLHXU, 2026 FLTRXL, FLTRT, FLHXL, and FLHLT motorcycles built with an Airbox Baseplate (part number 29000373). The airbox backplate breather port may be blocked, allowing pressure to build up inside the crankcase.
24V672000 · Electrical system16 Sept 2024 · 46,923 vehicles
Harley-Davidson Motor Company (Harley-Davidson) is recalling certain 2024 FLHX, FLHXSE, FLTRX, FLTRXSE, and FLTRXSTSE motorcycles. The voltage regulator output wire may rub on the front corner of the crankcase, exposing the wire and causing an electrical short circuit. A short can result in a loss of electrical power and drive power.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Harley-Davidson told its dealers about the 2024 Harley-Davidson Flhx: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011630 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1162: PRO STREET TUNER-VIN AND CALIBRATION SEARCH. PURPOSE: To inform dealerships of a new Vehicle Identification Number (VIN) and Calibration search function for the Screamin' Eagle Pro Street Tuner (Bluetooth). |
| 11010221 | WARRANTY BULLETIN W146 (REV B): TIRE TREAD DEPTH GUIDE-UPDATE. PURPOSE: [Revision B. Updated: Tire Tread Depth Guide. Add tire part numbers 43200063 and 43200038A.] To provide tire tread depth specifications for the dealership network to consult when filling warranty claims on used tires. Please see the Warranty Manual of your region for tire policy guidelines. Updated: Tire Tread Guide. Add tire part number 43100038B. Update tire tread depth, adjustment and reimbursement. |
| 11010216 | SERVICE BULLETIN M1660: VOLTAGE REGULATOR HARNESS ROUTING. PURPOSE: This bulletin instructs technicians to properly route the voltage regulator wire harness when performing service work on or around the regulator. Attention needs to be given that proper harness routing is achieved during reassembly. Incorrect routing of the voltage regulator harness, could cause damage to the harness due to unintended chaffing against the engine case. |
| 11010215 | SERVICE BULLETIN M1555 (REV F): BATTERY WARRANTY GUIDELINES. PURPOSE: [Revision F. Added: Added video link for the DCA-8000 Battery Tester. Added: Supplemental Procedure Video.] This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty. |
| 11008737 | SERVICE BULLETIN M1635 (REV C): SKYLINE OS UNIVERSAL SOFTWARE UPDATE. PURPOSE: Revision C. Added: Notes confirming latest software version before and after update. No warranty coverage for reinstallation of software or updating Parts and Accessories (P&A) amp. Updated: Purpose for Service Bulletin, Part Numbers and Required Dealer Action. This bulletin informs dealers that there is a Skyline OS software update for the 2023 and 2024 Touring vehicles equipped with an IFCU. This software update (240002237D) will bring 2023 and 2024 IFCU equipped vehicles to the same software version. The softwar |
| 11008736 | SERVICE BULLETIN M1555 (REV E): BATTERY WARRANTY GUIDELINES. PURPOSE: Revision E. Added: Added procedures for the DCA-8000 E Battery Tester.* Updated: All sections. This bulletin informs the dealership network that Harley-Davidson has provided guidelines for battery warranty. |
| 11007548 | SERVICE BULLETIN M1651: 2023-2024 CENTER-COOLED REPLACEMENT CYLINDER HEADS. PURPOSE: This bulletin informs dealers that ignition coil mounting bracket bosses for all 2025 Center-Cooled cylinder heads have been standardized. The mounting bosses will be machined to -in. diameter for all production and replacement cylinder heads. Initial Release. 8/22/2024. |
| 11007544 | SERVICE BULLETIN M1490 (V 24.8.8): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: 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 24.8.8. Release Date: Week of August 5, 2024. New Features for Harley-Davidson vehicles: Advanced Module Replace for 2021 and later Revolution Max; 2023 and later CVO Touring; and 2024 Street Glide (FLHX), Road Glide (FLTRX). New Features for LiveWire vehicles: Updated calibrations for 2024 S2DM EV1/ EV6; 2024 S2MH EV1; and 2024 S2DM, S |
| 11005515 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1160: ENABLE P&A SUBWOOFER WITH SKYLINE OS SOFTWARE VERSION 2237D. PURPOSE: To inform dealers on how to enable Subwoofers with Skyline OS software version 2237D. NOTE: Service bulletin M1635 must be completed prior in doing this procedure. |
| 11005514 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1158: OIL FILTER PACKAGING AND CASE QUANTITY UPDATE. PURPOSE: To inform dealerships that Harley-Davidson has made updates to oil filters including new part numbers, packaging design, and bulk case quantity changes. |
| 11005512 | SERVICE BULLETIN M1652: CENTER-COOLED WIRE HARNESS SUPPORT BRACKET RUNNING CHANGE. PURPOSE: This bulletin informs dealerships that a Main Harness Support Bracket is being installed on the 2024 Street Glide (FLHX), Road Glide (FLTRX), CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE) and CVO Road Glide ST (FLTRSTSE) as of June 25, 2024, that are built in York, PA and September 16, 2024, that are built in Thailand. The support bracket is designed to hold up the crossover branch of the main harness. NOTE: Adding the Main Harness Support Bracket to a vehicle that was not previously equipped, IS |
| 11003851 | SERVICE BULLETIN M1490 (V 24.7.2): DIGITAL TECHNICIAN II - UPDATES AND RELEASE NOTES. PURPOSE: 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 24.7.2 Release Date: Week of June 12, 2024. New Features: 2024 Touring, LiveWire S2DM EV3, LiveWire S2DM, S2MH. Changes: Added Hand Control Module (HCM) (Part No. 71500522A and 71500536A) for reflash support. |
| 11001305 | SERVICE BULLETIN M1645: ELECTRONIC CONTROL MODULE (ECM) UPDATE TO ADDRESS: ENGINE IDLE TEMPERATURE MANAGEMENT SYSTEM (EITMS) NOT FUNCTIONING. PURPOSE: This bulletin informs dealers that there is an Electronic Control Module (ECM) update available for the 2024 Street Glide (FLHX) and Road Glide (FLTRX). This update is to address an issue that the Engine Idle Temperature Management System (EITMS) can be turned ON but does not function as expected. After the ECM update is completed the EITMS feature will work as intended. |
| 11001304 | SERVICE BULLETIN M1644: BODY CONTROL MODULE (BCM) UPDATE: HARD START IN GEAR AND RIDE MODE FAULT. PURPOSE: This bulletin informs dealers that there is a Body Control Module (BCM) update available for: 2023: CVO Street Glide (FLHXSE), CVO Road Glide(FLTRXSE) 2024: Street Glide (FLHX), Road Glide (FLTRX), CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE), CVO Road Glide ST (FLTRXSTSE) This update is to address a concern of Hard/No start while attempting to start a bike in gear while the clutch lever is pulled in. This update also addresses a Ride Mode fault after a quick ON/OFF/ON ignition c |
| 11001298 | SERVICE BULLETIN M1635 (REV B): SKYLINE OS UNIVERSAL SOFTWARE UPDATE. PURPOSE: Revision. Updated: Vehicles Affected. Fixed date typo: March 23, 2024 was March 3, 2024. Service Bulletin M1635 supersedes M1625. Repairs made to vehicles after March 7, 2024 following M1625 will not be accepted through warranty. Warranty claims on repairs made prior to March 7, 2024 will be accepted following standard claim submission policy and process. This bulletin informs dealers that there is a Skyline OS software update for the 2023 and 2024 Touring vehicles equipped with an Infotainment Control Unit (IFCU). |
| 11001297 | SERVICE BULLETIN M1632: ECM CALIBRATION UPDATE TO ADDRESS: CRANK, NO START. PURPOSE: Revision. Updated: Purpose for Service Bulletin, Vehicles Affected, Part Numbers and Credit Procedure. Removed 2024 Models (FLHX, FLTRX) as they are superseded by bulletin M1645. PURPOSE: To inform the dealer network that there is an Electronic Control Module (ECM) update available for 2023 CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE) and 2024 CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE) and CVO Road Glide ST (FLTRXSTSE). This update is to address a Crank, No Start concern that results in no Dia |
| 11001293 | SERVICE BULLETIN M1490 (V 24.6.4): 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 24.6.4. Release Date: Week of May 1, 2024. New Features for LiveWire S2DM and S2MH, 2024 Revolution Max, and 2024 Touring. |
| 10254137 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1149 (REV A): DIGITAL TECHNICIAN II UPDATE FOR VEHICLE HOLD CONTROL (VHC) UPGRADE KITS. PURPOSE: Revision. Parts availability update. * Updated: Refer to Purpose for Parts and Accessories Bulletin. To inform dealers that the Vehicle Hold Control (VHC) Upgrade Kit (Part No. 69203477) requires a Digital Technician II (DT II) update to enable the additional functionality from the kit. The DT II update (version 24.5.0) is now available to dealers. For any kits that were ordered before February 9th, 2024, instruct the customers to return for the |
| 10254120 | SERVICE BULLETIN M1641: TOURING COOLING SYSTEMS IDENTIFICATION. PURPOSE: This bulletin informs dealers of a new naming convention for the cooling system on the redesigned 2023 and 2024 Harley-Davidson Touring models. Harley-Davidson is communicating that there is a new naming convention for the 2023 CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE) and 2024 Street Glide (FLHX), Road Glide (FLTRX), CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE) and CVO Road Glide ST (FLTRXSTSE) cooling system design. This cooling system will be referred to as Center-Cooled, based on the radiator mounting |
| 10254118 | SERVICE BULLETIN M1635 (REV A): SKYLINE OS UNIVERSAL SOFTWARE UPDATE. PURPOSE: Revision. Updated various sections. Updated: Vehicles Affected, Required Dealer Action and Troubleshooting. NOTE Service Bulletin M1635 supersedes M1625. Repairs made to vehicles after March 7, 2024 following M1625 will not be accepted through warranty. Warranty claims on repairs made prior to March 7, 2024 will be accepted following standard claim submission policy and process. This bulletin informs dealers that there is a Skyline OS software update for the 2023 and 2024 Touring vehicles equipped with an Infotainme |
| 10254117 | SERVICE BULLETIN M1623 (REV C): 2024 CVO TOURING MODELS, ROAD GLIDE, AND STREET GLIDE INITIAL CARE. PURPOSE: Revision. Initial Care Program Extended April 19, 2024 to May 24, 2024. * Updated: Required Dealer Action. This bulletin informs dealers about the Harley-Davidson Initial Care program for the 2024 Street Glide (FLHX), Road Glide (FLTRX), CVO Street Glide (FLHXSE), CVO Road Glide (FLTRXSE), and CVO Road Glide ST (FLTRXSTSE) vehicles. NOTE: This program has an intended lifespan of January 22, 2024 through May 24, 2024. It may be terminated early due to low call volumes. |
| 10254115 | SERVICE BULLETIN M1612 (REV A): MILWAUKEE-EIGHT AND TWIN CAM TRANSMISSION GEAR PACKS. Purpose: Revision. Update: Notes for Table 3 and 4. * Updated: Part Numbers. This bulletin informs dealers that all: Twin Cam gear packs on CVO, Dyna, Police, Softail, Touring & Trike models and Milwaukee-Eight gear packs on CVO, Police, Softail, Touring & Trike models ordered after December 04, 2023 will not come with the shift drum, forks, shafts and related hardware. Models Affected: 2006-2017 Twin Cams: Dyna models 2007-2016 Twin Cams: CVO, Police, Touring and Trike models 2007-2017 Twin Cams: Sof |
| 10252832 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1155: SCREAMIN' EAGLE STAGE II KITS - INCORRECT LABELS. PURPOSE: To inform dealerships about incorrect labels on Screamin' Eagle Stage II Kits (Part No's 92500132 and 92500133) from January 2024 launch. (Part No. 92500132) should have come with Black pushrod covers, instead they incorrectly shipped with Chrome. (Part No. 92500133) should have come with Chrome pushrod covers, instead they incorrectly shipped with Black. |
| 10252831 | GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1154: M18 OXYGEN SENSOR INSTALLATION TOOL - DRILL PRESS USAGE. PURPOSE: To inform dealerships of the proper usage of the M18 Oxygen Sensor Installation Tool (Part No. 14900150) and the required drill press operation. |
| 10252821 | SERVICE BULLETIN M1635: SKYLINE OS UNIVERSAL SOFTWARE UPDATE. PURPOSE: NOTE Service Bulletin M1635 supersedes M1625. Repairs made to vehicles after March 7, 2024 following M1625 will not be accepted through warranty. Warranty claims on repairs made prior to March 7, 2024 will be accepted following standard claim submission policy and process. This bulletin informs dealers that there is a Skyline OS software update for the 2023 and 2024 Touring vehicles equipped with an Infotainment Control Unit (IFCU). This software update (240002237D) will bring 2023 and 2024 IFCU equipped vehicles to the sam |
NHTSA manufacturer communications (public domain)