No complaints are listed for the 2021 Harley-Davidson Flhcs. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as HARLEY-DAVIDSON FLHCS.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
2 recalls.
Date: 2025-06-06. Systems: SUSPENSION.
Defect: Harley-Davidson Motor Company (Harley-Davidson) is recalling certain 2018-2024 Softail motorcycles. The mounting tab on the rear shock pre-load adjuster may break, allowing the rear shock absorber adjuster to damage the rear tire, causing a loss of tire pressure.
Consequence: A sudden loss of tire pressure increases the risk of a crash.
Remedy: Dealers will install a new bracket, free of charge. Owner notification letters are expected to be mailed June 16, 2025. Owners may contact Harley-Davidson customer service at 1-800-258-2464. Harley-Davidson's number for this recall is 0188. Some of the vehicles included in this recall were previously repaired under recall 23V591, and will need to have the new remedy completed.
Do not drive: No. Park outside: No.
Date: 2023-08-22. Systems: SUSPENSION.
Defect: Harley-Davidson Motor Company (Harley-Davidson) is recalling certain 2018-2019 FLDE, 2018-2021 FLHC, 2018-2023 FLHCS, 2018 and 2023 FLHCS ANV, 2020-2023 FXLRS, 2022-2023 FXLRST, and 2022 FXRST Softail motorcycles. A fastener securing the rear shock absorber may break and allow the rear shock absorber adjuster to damage the rear tire, causing a loss of tire pressure.
Consequence: A loss of tire pressure can lead to a loss of vehicle control, increasing the risk of a crash.
Remedy: Dealers will replace the shock absorber fastener, free of charge. Owner notification letters were mailed September 8, 2023. Owners may contact Harley-Davidson customer service at 1-800-258-2464. Harley-Davidson's number for this recall is 0181.
Do not drive: No. Park outside: No.
Manufacturer communications
57 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 35 |
|---|
| UNKNOWN OR OTHER | 32 |
|---|
| POWER TRAIN | 18 |
|---|
| ENGINE | 14 |
|---|
| EQUIPMENT | 12 |
|---|
| VEHICLE SPEED CONTROL | 11 |
|---|
| ENGINE AND ENGINE COOLING | 9 |
|---|
| FUEL/PROPULSION SYSTEM | 8 |
|---|
11037861
Date: 2026-09-17. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, ENGINE, FUEL/PROPULSION SYSTEM, POWER TRAIN, UNKNOWN OR OTHER.
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 TECH
11036578
Date: 2026-08-14. Type: Service Bulletin/Repair Instructions. Systems: ENGINE, FUEL/PROPULSION SYSTEM, POWER TRAIN, UNKNOWN OR OTHER.
SERVICE BULLETIN M1733: COSMETIC CYLINDER STAINING (ALL MILWAUKEE-EIGHT MODELS). PURPOSE: Initial release. This bulletin informs dealers that cosmetic staining or etching on the inside of the cylinder bore does not have an impact on engine performance, oil consumption, or overall functionality. This
11035941
Date: 2026-07-25. Type: Service Bulletin/Repair Instructions. Systems: 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 Dat
11034748
Date: 2026-06-11. Type: Service Bulletin/Repair Instructions. Systems: 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:a ? We
11032452
Date: 2026-04-24. Type: Service Bulletin/Repair Instructions. Systems: 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
11031147
Date: 2026-03-31. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, ENGINE, FUEL/PROPULSION SYSTEM, UNKNOWN OR OTHER, VEHICLE SPEED CONTROL.
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-48650). Version 26.5.2 Release Date: Week of
11031167
Date: 2026-03-14. Type: Service Bulletin/Repair Instructions. Systems: ENGINE, UNKNOWN OR OTHER.
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 aftermarket exhaust headers. Recent evaluati
11029727
Date: 2026-02-25. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, UNKNOWN OR OTHER.
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-48650). Version 26.4.3 Release Date: Week
11029728
Date: 2026-02-25. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, UNKNOWN OR OTHER.
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, 2025. The issue prevents automatic software up
11028618
Date: 2026-01-28. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, ENGINE, FUEL/PROPULSION SYSTEM, POWER TRAIN, UNKNOWN OR OTHER.
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, 2025. The issue prevents automatic software up