Complaints over time
Complaints about the 2026 Harley-Davidson Flhx by year filed
Owner complaints about this model year, by the year they were filed with NHTSA.
Source: NHTSA ODI complaints file. The lighter column runs through October.
Model year
2026 Harley-Davidson Flhx
Motorcycle, gasoline, built in United States. Owner complaints on file from Aug 20, 2026 to Aug 20, 2026.
Recall campaigns covering this model year188k vehicles or units across those campaigns
Owner complaints1Close to the median 2026 motorcycle
Severity index100.02026 motorcycles average 11.5
First 24 monthsOpenWindow has not closed yet
Components
100% of complaints about the 2026 Harley-Davidson Flhx name speed control
Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls
One recall campaign covers the 2026 Harley-Davidson Flhx
Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.
| Campaign | Filed | Subject | Component | Vehicles | Remedy |
|---|---|---|---|---|---|
| 26V-270 | Apr 28, 2026 | Airbox backplate breather port may be blocked, allowing pressure to build up inside the crankcase | Engine and cooling | 88,039 | Repair or modification |
Source: NHTSA ODI recalls file.
Owner complaints
What owners reported about the 2026 Harley-Davidson Flhx
The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.
1 complaint on file, page 1 of 1.
- Filed Aug 20, 2026Failure Aug 8, 2026100 milesChicago, ILVehicle speed controlCrash1 injured
The contact owns a 2026 Harley-Davidson FLHX. The contact stated that while riding the motorcycle at approximately 20 MPH, the engine throttle suddenly revved. The contact pulled the throttle and pressed the brake to stop the motorcycle, but the motorcycle accelerated forward and crashed into the rear of the vehicle ahead. The contact was thrown from the motorcycle and landed on the curb. The Police and Emergency Services were called to the scene, and the contact was transported to the hospital nearby. The contact sustained lacerations to the head, left wrist, and left knee. The contact remained hospitalized for five days. A Police report was filed at the scene, and the motorcycle was towed away. The cause of the failure was not yet determined. The manufacturer and local dealer were notified of the crash. The contact stated that prior to the crash, the motorcycle had received a software update associated with the throttle failure. During the first failure, the clutch was applied, and the motorcycle was in neutral, then went into gear 1; the display indicated that the tires needed air and the turn signals failed to turn off. The failure mileage was 100.
NHTSA complaint 11758176
Source: NHTSA ODI complaints file.
Investigations
NHTSA has not opened an investigation on this model year
Source: NHTSA ODI investigations file.
Service bulletins
18 manufacturer communications cover this model year
Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall.
- M1490 Sep 17, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1490 (V 26.9.4): 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-4… - M1735 Aug 4, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1735: 2023 TO 2026 CENTER-COOLED TOURING LICENSE PLATE LIGHT HOLDER. Purpose: Initial release. This bulletin informs dealers that a running change has occurred that impacts the design and assembly of the Touring license plate light cover. … - M1490 Jul 25, 2026 · Service Bulletin/Repair Instructions
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-4… - M1490 Jun 11, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1490 (V 26.7.3): 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-4… - M1715 May 29, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1715 (REV C): SKYLINE OS VERSION 5057D SOFTWARE UPDATE. PURPOSE: Revision. NOTE: Service Bulletin M1715 supersedes M1666. Repairs made to vehicles after April 8, 2026 following M1666 will not be accepted through warranty. Warranty claims o… - M1722 Apr 17, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1722 (REV A): EXHAUST SMOKE, OIL CARRY-OVER OR MILKY OIL (M8 MODELS WITH TRANSMISSION-MOUNTED BREATHER). PURPOSE: Revision A. Purpose for Service Bulletin. This bulletin informs dealers about: • The cause and effects of moisture in engine … - M1715 Apr 10, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1715 (REV B): SKYLINE OS VERSION 5057D SOFTWARE UPDATE. PURPOSE: Revision. Updated: Purpose for Service Bulletin. Date Change: April 8 was April 24. Note added. NOTE: Service Bulletin M1715 supersedes M1666. Repairs made to vehicles after … - M1490 Apr 24, 2026 · Service Bulletin/Repair Instructions
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-4… - M1715 Mar 10, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1715 (REV A): SKYLINE OS VERSION 5057D SOFTWARE UPDATE. PURPOSE: Initial release 3/9/2026. Revision A. 3/24/2026. Updated: Purpose for Service Bulletin. Added supersession note regarding M1666. Purpose for Service Bulletin. NOTE Service Bu… - M1679 Mar 14, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1679: AFTERMARKET EXHAUST HEADER DEBRIS. PURPOSE: Initial release. This bulletin informs dealers that Harley-Davidson has identified instances of premature engine failure due to abrasive particle wear, specifically from debris inside new a… - M1490 Mar 31, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1490 (V 26.5.2): 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-4… - PAB1177 Feb 13, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN PAB1177: HARLEY-DAVIDSON AUDIO POWERED BY ROCKFORD FOSGATE P&A WIRING SCHEMATICS. PURPOSE: Initial Release. This bulletin informs dealers and technicians that there are Parts and Accessories (P&A) Wiring Schematics for Harley-Davidson Audio… - PAB1174 Feb 24, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN PAB1174 (REV A): SCREAMIN EAGLE STAGE KITS (I-IV) FITMENT HOLD. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has lifted the hold for the Screamin' Eagle Pro Street Tuner and software for certain 2026 vehicles. Updat… - M1713 Feb 25, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1713 (REV C): DTII UPDATE PROCEDURE FOR SOFTWARE VERSION (26.4.3). PURPOSE: Revision C. This bulletin informs dealers that an issue was discovered in the Digital Technician II (DT II) software version (26.0.2), released on November 18, 202… - M1490 Feb 25, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1490 (V 26.4.3): 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-4… - PAB1175 Jan 23, 2026 · Service Bulletin/Repair Instructions
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… - M1713 Jan 28, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1713 (REV B): DTII UPDATE PROCEDURE FOR SOFTWARE VERSION (26.3.2). PURPOSE: Revision B. This bulletin informs dealers that an issue was discovered in the Digital Technician II (DT II) software version (26.0.2), released on November 18, 202… - M1490 Jan 28, 2026 · Service Bulletin/Repair Instructions
SERVICE BULLETIN M1490 (V 26.3.2): 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-4…
Source: NHTSA manufacturer communications files.