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Here are the technical service bulletins we have for the 2018 HARLEY-DAVIDSON FLSTN. If you have any questions, do not hesitate to Contact Us:
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20170731
110000 ELECTRICAL SYSTEM
PARTS & ACCESSORIES BULLETIN PAB1067: SCREAMIN? EAGLE SMART TUNE PRO RELEASED FOR SHIPMENT. Purpose is to notify dealers that the Smart Tune PRO ? Automatic Tuning Module is 50-state U.S. EPA approved and released for shipment.
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170831
356000 EQUIPMENT ADAPTIVE
TECH ARTICLE TA0020: Oil Tinted Orange or Pink. Description: Some vehicles arriving from the factory have an orange or pink tint to the oil. Reason: Vehicles are selected at the plant at random times to perform an audit inspection. During t
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170830
356000 EQUIPMENT ADAPTIVE
PHONE CAMPAIGN: Dealer Product Quality Alert Request photos from dealers of warranty claims relating to cosmetic scratches on Heritage Softail windshields.
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
20170901
071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
SERVICE BULLETIN M1451: ACCESSORY FUEL CAP FITMENT. Accessory fuel caps manufactured before model year 2018 should not be used on 2018 and later Softail® motorcycles. While these accessory fuel caps will physically fit the model year 2018
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
20170901
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
SERVICE BULLETIN M1452: 2018 SOFTAIL INITIAL CARE PROGRAM. The purpose of this Initial Care Program is to monitor Harley-Davidson quality delivered to our customers. Harley-Davidson Technical Service is providing an Initial Care Program for
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 350000 EQUIPMENT
20170831
350000 EQUIPMENT
SERVICE BULLETIN M1453: 2018 SOFTAIL DRIVE BELT DEFLECTION SPECIFICATION. This bulletin informs dealers that Harley-Davidson has updated 2018 Softail drive belt deflection specification since the owner's manual was printed. The specificati
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 102000 POWER TRAIN:MANUAL TRANSMISSION
20170929
102000 POWER TRAIN:MANUAL TRANSMISSION
SERVICE BULLETIN M1455: 2018 SOFTAIL MILWAUKEE-EIGHT 107 - CLUTCH PACK. Purpose: This bulletin informs dealers of a running change from a 9-plate clutch pack to a 10-plate clutch pack on 2018 Softail® models with a Milwaukee-Eight® 107 eng
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20171011
354000 EQUIPMENT:MECHANICAL
SERVICE BULLETIN M1454: 2018 TOURING AND SOFTAIL PLATFORMS - SCREAMIN' EAGLE STAGE II AND ADJUSTABLE PUSHROD INSTALLATION. Purpose: Dealers must order four washers (Part Number 6762D) separately when installing the kits listed on 2018 Milwa
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 354000 EQUIPMENT:MECHANICAL
20171003
354000 EQUIPMENT:MECHANICAL
SERVICE BULLETIN M1452: 2018 SOFTAIL INITIAL CARE PROGRAM. The purpose of this Initial Care Program is to monitor Harley-Davidson quality delivered to our customers. Harley-Davidson Technical Service is providing an Initial Care Program fo
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171024
060000 ENGINE (PWS)
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT WITH STAGE KITS - LOSS OF POWER OR HIGH ENGINE BRAKING. Revision. Purpose: 2017 and 2018 model motorcycles equipped with a Milwaukee-Eight? engine and a Stage III or Stage IV kit can experience a con
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20171024
100000 POWER TRAIN
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT WITH STAGE KITS - LOSS OF POWER OR HIGH ENGINE BRAKING. Revision. Purpose: 2017 and 2018 model motorcycles equipped with a Milwaukee-Eight? engine and a Stage III or Stage IV kit can experience a con
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 160000 STRUCTURE
20171101
160000 STRUCTURE
CALL TASK: Jiffy stand screws part number 4687. Issue Description: a washer may have been incorrectly installed between jiffy stand bracket (Part No.50000137) and frame. During visual inspection, if the washer is present it must be removed
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 030000 BRAKES (PWS)
20171115
030000 BRAKES (PWS)
TECH TIP TT462: TEAR-AWAY CABLE STRAP. Issue Description: Damage has occurred on some hand grips or brake levers when using side cutters to cut the cable strap that holds the keys in place. Reason for Tech Tip - The assembly plants are try
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 010000 STEERING
20181003
010000 STEERING
SERVICE BULLETIN M1466: STREET - UPPER STEERING HEAD BEARING SEAL. REVISION. Purpose: This bulletin informs dealers that Harley-Davidson has developed a new upper steering head bearing seal for fitment on Street models. The new seal replace
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20180427
100000 POWER TRAIN
TECH ARTICLE TA0023: TA0023: Crankshaft Rod Bearing. Purpose: Technicians have been falsely identifying connecting rod bearings as failed due to a perception of resistance as the rods are rotated. The clearance of the Twin Cam and Milwaukee
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20180420
060000 ENGINE AND ENGINE COOLING
SERVICE BULLETIN M1463: MILWAUKEE-EIGHT - ROCKER COVER GASKET INVENTORY PURGE AND REPLACE. Purpose: To inform dealers that previous rocker cover gasket design on Milwaukee-Eight? are prone to varying degrees of oil leaks. These leaks may oc
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 160000 STRUCTURE
20180412
160000 STRUCTURE
SERVICE CALL TASK CT2018-005. During a fender assembly process some rear fenders may have been under torqued at the plant. Follow the steps in call task to repair MY2018 Softail Rear Fender Fasteners. Torque 28-37 Nm (21-27 ft-lbs.) as ins
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 060000 ENGINE (PWS)
20190328
060000 ENGINE (PWS)
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT EQUIPPED VEHICLES - LOSS OF POWER OR HIGH ENGINE BRAKING. REVISION. Purpose: 2017 - 2019 model motorcycles equipped with a Milwaukee-Eight? engine can experience a condition known as sumping during e
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20190328
100000 POWER TRAIN
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT EQUIPPED VEHICLES - LOSS OF POWER OR HIGH ENGINE BRAKING. REVISION. Purpose: 2017 - 2019 model motorcycles equipped with a Milwaukee-Eight? engine can experience a condition known as sumping during e
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 350000 EQUIPMENT
20190306
350000 EQUIPMENT
GENUINE MOTOR PARTS AND ACCESSORIES BULLETIN PAB1084: SOFTAIL BACKREST PAD IMPROVEMENTS. Purpose: To inform dealers of design improvements for the Compact Passenger Backrest Pads. Some of these pads can become loose resulting in the backre
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 070000 FUEL SYSTEM, GASOLINE
20190823
070000 FUEL SYSTEM, GASOLINE
SERVICE BULLETIN M1493: FUEL CAPS AND CUP CHANGE. REVISION. PURPOSE: This bulletin informs dealers that Harley-Davidson is making a fuel tank running change on side fill Touring, Police Touring, Touring CVO, Trike and all Softail® and Sport
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20200325
100000 POWER TRAIN
SERVICE 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
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200325
060000 ENGINE AND ENGINE COOLING
SERVICE 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
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20200319
100000 POWER TRAIN
SERVICE 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 curre
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 060000 ENGINE AND ENGINE COOLING
20200319
060000 ENGINE AND ENGINE COOLING
SERVICE 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 curre
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 092300 FUEL SYSTEM, OTHER:FUEL FILTER
20200319
092300 FUEL SYSTEM, OTHER:FUEL FILTER
SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. REVISION. PURPOSE: To inform dealers of an improved oil filter for the Milwaukee-Eightÿ® (MKE-8) engine. The new oil filter uses the same synthetic 5-micron media as the cur
This 2018 HARLEY-DAVIDSON FLSTN Technical Service Bulletin affects the 100000 POWER TRAIN
20200319
100000 POWER TRAIN
SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. REVISION. PURPOSE: To inform dealers of an improved oil filter for the Milwaukee-Eightÿ® (MKE-8) engine. The new oil filter uses the same synthetic 5-micron media as the cur