SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, AND FITTINGS
2026 Harley-Davidson Flhc
Recalls, owner-reported complaints, investigations and safety data
Data refreshed
Overview
Our database contains 2 NHTSA owner-reported complaints for the 2026 Harley-Davidson Flhc, most frequently naming the body & structure and engine categories. 1 safety recall has been issued covering this model year; and 15 manufacturer communications are on file.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Complaint activity over time
When owners filed reports about this model year
Not enough dated records to plot a meaningful trend — 2 months of data.
What owners report
Complaints grouped by the component NHTSA recorded
- Body & structure150.0%
- Engine150.0%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Safety recalls
1 campaign cover this model year
Recalls apply to specific vehicles, not to every vehicle of a model year. Check your VIN with NHTSA or your manufacturer's dealer to confirm whether a recall affects your vehicle.
Check a VIN on NHTSA.govRecent owner complaints
Reports submitted to NHTSA, shown in the owner's own words
The contact owns a 2026 Harley-Davidson FLHC. The contact stated that while the motorcycle was parked with the kickstand extended, the kickstand failed, causing the motorcycle to fall over shortly after being purchased brand new. The motorcycle was taken to the dealer but could not be diagnosed. The motorcycle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 114.
- NHTSA ID
- 11759197
- Incident
- Aug 1, 2026
- Mileage
- 114 mi
I rode the bike to the end of driveway, turned around rode it back to the garage and the engine backfired and smoke started pouring out the exhaust and oil started pouring out the air breather, this bike had one mile on the odometer, it was the first time I drove the bike. The bike is at the dealership. If it would have happened on the road while driving it I could’ve lost control and wrecked from loss of traction from the oil Not that I’m aware of concerning the reproducing the problem, The dealership has the bike now and inspecting it, There was no warning lights before the incident.
- NHTSA ID
- 11728900
- Incident
- Mar 29, 2026
Manufacturer communications
A bulletin sent by a manufacturer to its dealers. Not a recall, and repairs are not necessarily free.
ENGINE; POWER TRAIN
SERVICE BULLETIN M1739: 2026 SOFTAIL CRANKCASE POROSITY SCREENING. PURPOSE: Initial Release. This bulletin informs dealers of a concern with crankcase porosity on certain 2026 Softail models. This manufacturing concern may result in an oil leak from the crankcase in the area between the oil pressure switch and oil filter. See Figure 1 and Figure 2. Dealers will be instructed to screen NEW UNSOLD units after an idle period to check for the concern prior to the vehicle being retailed.
ELECTRICAL SYSTEM; ENGINE; FUEL/PROPULSION SYSTEM; POWER TRAIN
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-48650). New Software Update. NOTE: The TECHLINK 3 (PART NUMBER: HD-48650-TL3) supports Controller Area Network (CAN) and J-1850 protocol vehicles. • 6-pin CAN vehicles are recommended to use Techlink 3 (TL-3) • All 2021 (and later) vehicles must use TL-3 (connects to Red DLC on the vehicle) • 4-pin (J-1850) vehicles are recommended to use TL-3. This includes all Fuel Injected Harley-Davidson vehicles 2002 and later. TECHLINK 3 (PART NUMBER: HD-48650-TL3) will not support Buell, VDO and Magneti Marelli vehicles (4-pin DLC). Support for those vehicles is available via TECHLINK II (PART NUMBER: HD-48650-1). Version 26.9.4, Release Date: Week of September 17, 2026. New Features, Changes. 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.
ELECTRICAL SYSTEM; ENGINE; POWER TRAIN; VEHICLE SPEED CONTROL; WHEELS
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).
ELECTRICAL SYSTEM; ENGINE; EXTERIOR LIGHTING; FUEL/PROPULSION SYSTEM
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-48650). Version 26.7.3. Release Date:• Week of June 11, 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.
ELECTRICAL SYSTEM; ENGINE; FUEL/PROPULSION SYSTEM; POWER TRAIN; VEHICLE SPEED CONTROL
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.
ENGINE; FUEL/PROPULSION SYSTEM; POWER TRAIN; VEHICLE SPEED CONTROL
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 oil. • Service Manual troubleshooting updates for Milwaukee-Eight engines with the transmission-mounted breather, that have symptoms of moisture in oil and the best practices to avoid creating such instances. • New Job Time Code (JTC 3017 Diagnose Oil Carryover/Moisture) for service manual troubleshooting.
Manufacturers file copies of the bulletins they send to dealers with NHTSA. These often describe diagnostic or repair procedures for a known condition. They are not recalls: repairs described in a bulletin are usually only free if the vehicle is still under warranty or the manufacturer has extended coverage.
Compare model years
Complaint and recall counts across every year of this model
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers. Older model years have had longer for reports to accumulate.