2018 Harley-Davidson Flhc

Recalls

2 recalls name the 2018 Harley-Davidson Flhc. Newest first.

• Suspension › Rear › Shock absorber

  Jun 6, 2025NHTSA 25V37500082,117 vehicles

  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.

  Risk and remedy

  Risk

  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.

  Full recall details →

• Suspension › Rear › Shock absorber

  Aug 22, 2023NHTSA 23V59100065,224 vehicles

  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…

  Risk and remedy

  Risk

  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.

  Full recall details →

Owner complaints

What owners report most

1. Engine and engine cooling1
2. Fuel/propulsion system1
3. Unknown or other1

Latest complaints

• Jul 22, 2026OH
  Fuel/propulsion system

  While idle fuel pushes out of overflow tube. The tank is usually not even half full when this happens. This has been a known issue with the manufacturer but haven't sent a recall out for it. They said they know that the pressure regulator was installed incorrectly from the factory.

• Aug 2, 2022SC7,300 mi
  Engine and engine cooling › Engine › Oil/lubrication › Pump
  The contact owns a 2018 Harley-Davidson FLHC Heritage Classic. The contact stated while riding approximately 75 miles at 3500rpm at approximately 3,500 RPM, there was an oil pump defect in the sump. There also was unusual metal-on-metal sound. Additionally, there was oil leaking onto exhaust. The…

  The contact owns a 2018 Harley-Davidson FLHC Heritage Classic. The contact stated while riding approximately 75 miles at 3500rpm at approximately 3,500 RPM, there was an oil pump defect in the sump. There also was unusual metal-on-metal sound. Additionally, there was oil leaking onto exhaust. The oil warning light illuminated. The contact also stated that there was a loss of power while riding at a lower speed. The motorcycle was taken to the local dealer to be diagnosed. The dealer informed the contact that after removing the the pump, there was not enough oil inside the pump. The contact was informed that the oil pump needed to be replaced. The motorcycle was not repaired. The manufacturer was notified of the failure. The approximate failure mileage was 7,300. The consumer states that the oil leaks on long rides and Harley has a service bulletin for M8 engines 2017 to 2020 for oil pump sump problems.

• Sep 13, 2021IN
  Unknown or other
  Failed: Clutch cable. Internal lining (yellow in attached photo) came loose and pulled out at the clutch hand control end. Cable saved. Safety: Occurred while riding. Caused difficulty disengaging the clutch making stopping difficult. Confirmed by dealer: Showed cable to local Harley Davidson…

  Failed: Clutch cable. Internal lining (yellow in attached photo) came loose and pulled out at the clutch hand control end. Cable saved. Safety: Occurred while riding. Caused difficulty disengaging the clutch making stopping difficult. Confirmed by dealer: Showed cable to local Harley Davidson dealer owner. He took photo to contact Harley Davidson. Dealer not aware of this as a problem and has not seen before. Vehicle Inspected: No. Additional Info: Cable has been maintained by using recommended lubricant (Harley Lube) at prescribed intervals. Vehicle has only 9037 miles.

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 11010221WARRANTY 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.
• 11010215SERVICE 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.
• 11010212SERVICE 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.
• 11008736SERVICE 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.
• 11007544SERVICE 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, S2MH. Changes: Added Hand Control Module (HCM) (Part No. 71500522A and 71500536A) for reflash support.
• 11005514GENUINE 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.
• 11001293SERVICE 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.
• 10254115SERVICE 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: Softail models 2017-2024 Milwaukee-Eight: CVO, Police, Touring and Trike models 2018-2024 Milwaukee-Eight: Softail models
• 10248400GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1144: 2021-2022 SCREAMIN' EAGLE STAGE I (CARB) EO APPROVALS. PURPOSE: Revision. To inform California dealers about the new California Air Resources Board (CARB) approvals for select 2021-2022 Harley-Davidson vehicles. Summary: Various Screamin' Eagle Air Cleaner Kits and Stage I calibrations have been approved for sale on select 2021 and 2022 Harley-Davidson models. Please see the table below that indicates which part numbers should be ordered for what models. Revision: Refer to Summary. Update non-Bluetooth calibrations availability.
• 10248398SERVICE BULLETIN M1612: MILWAUKEE-EIGHT AND TWIN CAM TRANSMISSION GEAR PACKS. Purpose: 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. Note: Resubmission is a correction to Selected Products Section of Transaction ID 24MC44619, NHTSA ID 10248397. Models Affected by M1612 to include only: 2006-2017 Twin Cams: Dyna models 2007-2016 Twin Cams: CVO, Police, Touring and Trike models 2007-2017 Twin Cams: Softail models 2017-2024 Milwaukee-Eight: CVO, Police, Touring and Trike models 2018-2024 Milwaukee-Eight: Softail models
• 10248397SERVICE BULLETIN M1612: MILWAUKEE-EIGHT AND TWIN CAM TRANSMISSION GEAR PACKS. Purpose: 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.
• 10245706GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1144: 2021-2022 SCREAMIN' EAGLE STAGE I (CARB) EO APPROVALS. PURPOSE: To inform California dealers about the new California Air Resources Board (CARB) approvals for select 2021-2022 Harley-Davidson vehicles. Summary: Various Screamin' Eagle Air Cleaner Kits and Stage I calibrations have been approved for sale on select 2021 and 2022 Harley-Davidson models. Please see the table that indicates which part numbers should be ordered for what models.
• 10244933GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1143: SCREAMIN EAGLE CARB APPROVALS. PURPOSE: To inform California dealers about the new California Air Resources Board (CARB) approvals. Screamin' Eagle Quickshifter and Screamin' Eagle Extreme Flow 55mm Intake Manifold.
• 10244929SERVICE BULLETIN M1611: MILWAUKEE-EIGHT TRANSMISSION SHIFT DRUM UPDATE. PURPOSE: This bulletin informs dealers of a transmission shift drum running change to all variants of the Milwaukee-Eight powertrain. Starting on October 4, 2023 all Milwaukee-Eight CVO, Police, Softail, Touring and Trike models will be assembled using a common shift drum. The new shift drum (Part No. 33900265) is replacing the old shift drum (Part No. 33900172). The new shift drum was developed to include the "D" shaft on the end to interface with the Gear Position Sensor on 2023 CVO Street Glide (FLHXSE) and Road Glide (FLTRXSE). For all other Milwaukee-Eight models, the bearing door has been modified by adding a pocket to accept the "D" shaft of the new shift drum.
• 10242096SERVICE BULLETIN M1600: 2023 MILWAUKEE EIGHT OIL PAN FASTENER CHANGE. PURPOSE: This bulletin informs dealers that there is a running change for the oil pan fastener on all Milwaukee-Eight powered Softail and Touring models. As of Monday July 31, 2023, Powertrain Operations (PTO) in Menomonee Falls, WI is building all Milwaukee-Eight Softail and Touring powertrain models with new oil pan fasteners (Part No. 12600369). The old fasteners (Part No. 4741A) will still remain available for dealer purchase. The oil pans for the Softail and Touring models were updated to accept the new fastener geometry. Their Part Numbers have been superseded to (-A). Touring will be (Part No. 24400180A) and Softail will be (Part No. 24400208A). The new fastener will not fit with an old oil pan but the old hardware will still be available for dealer purchase. The old fastener CAN be used with a new (-A) oil pans. The fastener torque has not been changed.
• 10235272SERVICE BULLETIN M1586: SCREAMIN' EAGLE OIL PUMP INCORRECTLY MACHINED. PURPOSE: This bulletin informs dealers that Harley-Davidson has found a quality issue with the Screamin' Eagle Oil Pump and how to check inventory for this condition. Markets Affected: Worldwide
• 10228742SERVICE BULLETIN M1507: LOW/NO CHARGING DIAGNOSTICS. Revision. PURPOSE: To inform the dealers of updated and new symptom-based diagnostics for the low or no charging symptom. Motorcycles Affected: 2017-2023 Touring and Trike platform; 2018-2023 Softail platform. Required Dealer Action: Use the new diagnostics on all affected platforms. View current electronic version of the Electrical Diagnostic Manual (EDM) at https://serviceinfo.harley-davidson.com.
• 10210131SERVICE BULLETIN M1535: SERVICE MANUAL AND ISHEET HANDLEBAR INSTALLATION REQUIREMENTS UPDATE: MODULAR BRAKE LINE KITS. PURPOSE: This bulletin informs dealers that Harley-Davidson has identified incorrect information in the 2018-2021 Softail Service Manuals. These errors have been corrected and are visible on Service Information Portal (SIP).
• 10210129SERVICE BULLETIN M1507: LOW/NO CHARGING DIAGNOSTICS. Revision. PURPOSE: To inform the dealers of updated and new symptom-based diagnostics for the low or no charging symptom on affected platforms. Required Dealer Action: Use the new diagnostics on all affected platforms. Replace the LOW OR NO CHARGING symptom based diagnostic in the electrical diagnostic manual with the updated and new sections.
• 10202127SERVICE BULLETIN M1535: SERVICE MANUAL UPDATES. PURPOSE: This bulletin informs dealers that Harley-Davidson has identified incorrect information in the 2018- 2021 Softail Service Manuals. These errors have been corrected and are visible on Service Information Portal (SIP). Update 3 sections of the Softail Service Manuals. Each correction specifies which model year is needed for the update. Follow the updated service procedures available in SIP and replace printed Softail Service Manual content: 3.15 Brake Line: Front Master Cylinder (ABS) 2018 - 2021 Softail Service Manuals; 3.21 Steering Head/Fork Stem and Bracket Assembly - 2021 Service Manual; 3.20 Front Fork - FXLRS 2021 Service Manual.
• 10195169Harley-Davidson is aware of conditions that may result in a streaking appearance or film residue on the inside of some instrument gauges including speedometer and tachometers. This may occur after exposure of the vehicle to humid conditions. This condition may remain even after the moisture has evaporated.
• 10193488Harley-Davidson is aware of conditions that may result in a streaking appearance or film residue on the inside of some instrument gauges including speedometer and tachometers. This may occur after exposure of the vehicle to humid conditions. This condition may remain even after the moisture has evaporated.
• 10180723GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1105: SCREAMIN' EAGLE CALIBRATIONS & SMART TUNE UPDATES. PURPOSE: To inform dealers, that new Screamin Eagle calibrations are now available for 49 State application. These calibrations are for the launched Touring (119/122 ci) Stage III Kits and Softail (128/131ci) Stage IV Kits/Crate. Smart Tune software program enhancements within latest software release. Screamin' Eagle Smart Tune software program has been enhanced to allow for more advanced data acquisition over a broader range.
• 10180722GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1103: SCREAMIN' EAGLE - NEW STAGE KIT CALIBRATION AVAILABILITY. PURPOSE: Revision. To inform dealers of Screamin Eagle calibrations delayed availability. This delay covers the new Touring (119/122 ci) Stage III Kits and Softail (128/131 ci) Stage IV Kits/Crate. The Screamin Eagle team expects to have all necessary 49-State calibrations by September 14, 2020.
• 10180720SERVICE BULLETIN M1450: MILWAUKEE-EIGHT EQUIPPED VEHICLES - LOSS OF POWER OR HIGH ENGINE BRAKING. PURPOSE: Revision. 2017 - 2019 model motorcycles equipped with a Milwaukee-Eight engine can experience a condition known as sumping during extended periods at high rpm or under heavy engine load. This bulletin provides the diagnostic procedure for determining if sumping is occurring.
• 10179456GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1104: HIGH-FLOW EXHAUST SYSTEM FITMENT UPDATE. PURPOSE: To inform dealers of Screamin Eagle Touring High-Flow Exhaust System is now a 49-State compliant fitment for the 128/131 ci Stage IV Kit and 131ci Crate Engine. This exhaust system was designed in parallel with the 131 ci Crate engine for optimal performance while maintaining legal on-road use.
• 10179454GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1093: NEW 2020.5 SCREAMIN' EAGLE PRODUCT UPDATES. PURPOSE: Revision. To inform dealers of additional Screamin Eagle 128/131 Stage IV Kit and 131 Crate Engine information.
• 10179451GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1103: SCREAMIN' EAGLE - NEW STAGE KIT CALIBRATION AVAILABILITY. PURPOSE: To inform dealers of Screamin Eagle calibrations delayed availability. This delay covers the new Touring (119/122 ci) Stage III Kits and Softail (128/131 ci) Stage IV Kits/Crate. The Screamin Eagle team expects to have all necessary 49-State calibrations by September 07, 2020.
• 10179447GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1104: HIGH-FLOW EXHAUST SYSTEM FITMENT UPDATE. PURPOSE: To inform dealers of Screamin Eagle Touring High-Flow Exhaust System is now a 49-State compliant fitment for the 128/131 ci Stage IV Kit and 131ci Crate Engine. This exhaust system was designed in parallel with the 131 ci Crate engine for optimal performance while maintaining legal on-road use.
• 10179445GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1101: TOURING MODELS - SUSPENSION LOWERING KITS - FITMENT UPDATE. PURPOSE: To notify dealers of a fitment update to certain suspension lowering kits for Touring models. Some front and rear accessory suspension lowering kits for Touring models have updated fitment statements to include certain 2020 Touring models. These accessory kits are Original Equipment (OE) on Electra Glide Ultra Low models in prior model years. P/N 45400218 Profile Low Touring Front Suspension and P/N 54000159 Premium Hand-Adjustable Touring Shocks - Low.
• 10177089SERVICE BULLETIN M1517: MILWAUKEE-EIGHT ENGINE - CRANKSHAFT POSITION SENSOR. PURPOSE: To notify dealers of a Crankshaft Position (CKP) Sensor change for 2017-2020 vehicles equipped with a Milwaukee-Eight (MKE-8) powertrain.
• 10173477SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. REVISION. PURPOSE: To inform dealers of an improved oil filter for the Milwaukee-Eight (MKE-8) engine. The new oil filter uses the same synthetic 5-micron media as the current filter, however, the new oil filter effective media surface area was increased by 25%. The increased media supports the higher oil flow rate of MKE-8 engines. Fitment, clearance and performance testing has only been performed on MKE-8 vehicles. All Twin Cam vehicles continue to use the current oil filter.
• 10173473SERVICE BULLETIN M1514: 2020 SOFTAIL - CLUTCH RAMP RUNNING CHANGE. PURPOSE: To inform dealers of a running change to the inner and outer ramp of the clutch actuation system in all 2020 Softails built on and after March 15, 2020. Changing to the new inner and outer ramp from the previous design is not a warrantable event. Motorcycles Affected: 2018-2020 Softail - Built before March 15, 2020.
• 10173463SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. REVISION. PURPOSE: To inform dealers of an improved oil filter for the Milwaukee-Eight (MKE-8) engine. The new oil filter uses the same synthetic 5-micron media as the current filter, however, the new oil filter effective media surface area was increased by 25%. The increased media supports the higher oil flow rate of MKE-8 engines. Fitment, clearance and performance testing has only been performed on MKE-8 vehicles. All Twin Cam vehicles continue to use the current oil filter.
• 10172233SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. PURPOSE: To inform dealers of an improved oil filter for the MKE-8 (Milwaukee-Eight) engine. The new oil filter uses the same synthetic 5-micron media as the current filter, however, the new oil filter effective media surface area was increased by 25%. The increased media supports the higher oil flow rate of MKE-8 engines. See Figure 1. Fitment, clearance and performance testing has only been performed on MKE-8 vehicles. All Twin Cam vehicles continue to use the current oil filter.
• 10172231SERVICE BULLETIN M1509: MILWAUKEE-EIGHT CYLINDER FLANGE NUT USAGE. To Inform dealers of a service manual change. This change affects the flange nut attaching the cylinder/cylinder head assembly to the cylinder stud in all MKE-8 (Milwaukee-Eight) engines. The flange nut is one-time use and is replaced after removing. An additional change is the lubrication of the flange nut. Verify that only the bottom of the flange nut receives lubrication. Do not allow lubrication on the cylinder stud or on the internal threads of the flange nut. Motorcycles Affected: Vehicles with the MKE-8 engine From 2017 - 2020.

Every Harley-Davidson Flhc model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.