We have recovered millions of dollars in Lemon Law cases.
Let us help you. Call 1-888-395-3666 for a free case review
Here are the technical service bulletins we have for the 2018 HARLEY-DAVIDSON FLHTCUL. If you have any questions, do not hesitate to Contact Us:
This 2018 HARLEY-DAVIDSON FLHTCUL 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 FLHTCUL 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 FLHTCUL Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE
20170831
356000 EQUIPMENT ADAPTIVE
TECH ARTICLE TA0021: Front Wheel Skid Spacer for 2018 Touring. Description: A spacer was added to the shipping skid for the front tire of 2018 Touring, CVO Touring and Touring Police vehicles. The spacer is used to chock the tire in the ski
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170918
118000 ELECTRICAL SYSTEM: SOFTWARE
SERVICE BULLETIN M1442: BOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.21.X DESCRIPTION. This bulletin helps the dealer locate needed information to update and service Boom! Box Audio Infotainment systems. It also
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170918
353000 EQUIPMENT:ELECTRICAL
SERVICE BULLETIN M1442: BOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.21.X DESCRIPTION. This bulletin helps the dealer locate needed information to update and service Boom! Box Audio Infotainment systems. It also
This 2018 HARLEY-DAVIDSON FLHTCUL 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 FLHTCUL 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 FLHTCUL 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 FLHTCUL Technical Service Bulletin affects the 045000 SERVICE BRAKES, AIR:DISC
20171031
045000 SERVICE BRAKES, AIR:DISC
Phone Campaign - Updated, Request for dealers to inspect Touring rear disc mounting screws to investigate if potential under-torque condition issue is present.
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 034500 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
20171031
034500 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC
Phone Campaign - Updated, Request for dealers to inspect Touring rear disc mounting screws to investigate if potential under-torque condition issue is present.
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 200000 WHEELS
20170831
200000 WHEELS
TECH ARTICLE TA0021: Front Wheel Skid Spacer for 2018 Touring. Front fender damage caused by shipping spacer. The spacer is used to chock the tire in the skid correctly. This avoids shipping strap contact and possible damage to the front f
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 030000 BRAKES (PWS)
20170901
030000 BRAKES (PWS)
Phone Campaign - Request for dealers to inspect Touring rear disc mounting screws to investigate if potential under-torque condition issue is present.
This 2018 HARLEY-DAVIDSON FLHTCUL 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 FLHTCUL Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171115
060000 ENGINE (PWS)
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT EQUIPPED VEHICLES - LOSS OF POWER OR HIGH ENGINE BRAKING. Purpose: 2017 and 2018 model motorcycles equipped with a Milwaukee-Eight engine can experience a condition known as sumping during extended p
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 100000 POWER TRAIN
20171115
100000 POWER TRAIN
SERVICE BULLETIN M1450: MILWAUKEE-EIGHT EQUIPPED VEHICLES - LOSS OF POWER OR HIGH ENGINE BRAKING. Purpose: 2017 and 2018 model motorcycles equipped with a Milwaukee-Eight engine can experience a condition known as sumping during extended p
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 118000 ELECTRICAL SYSTEM: SOFTWARE
20170116
118000 ELECTRICAL SYSTEM: SOFTWARE
Service Bulletin M1430B: BOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.20.X DESCRIPTION informs the dealer network that Boom! software version 1.20.3 released December 19, 2016 and is now available to download. Th
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20170116
353000 EQUIPMENT:ELECTRICAL
Service Bulletin M1430B: BOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.20.X DESCRIPTION informs the dealer network that Boom! software version 1.20.3 released December 19, 2016 and is now available to download. Th
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 060000 ENGINE (PWS)
20171025
060000 ENGINE (PWS)
TECH TIP TT461: MILWAUKEE-EIGHT - DIAGNOSTICS FOR OIL CONSUMPTION [Milwaukee-Eight Engines]. To explain oil consumption and diagnose whether excessive oil consumption is occurring to address issue of customer complaining of oil usage also
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
20171006
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
TECH TIP CRUISE CONTROL AND PTT BUTTON CONFIGURATION USING DIGITAL TECHNICIAN II. Issue: Some CB (Citizens band) radio equipped Touring model customers have expressed concern about manipulating the PTT (Push to talk) button on the right han
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 353000 EQUIPMENT:ELECTRICAL
20171006
353000 EQUIPMENT:ELECTRICAL
TECH TIP CRUISE CONTROL AND PTT BUTTON CONFIGURATION USING DIGITAL TECHNICIAN II. Issue: Some CB (Citizens band) radio equipped Touring model customers have expressed concern about manipulating the PTT (Push to talk) button on the right han
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 100000 POWER TRAIN
20170927
100000 POWER TRAIN
TECH ARTICLE TA0022: Transmission to Primary Oil Transfer. During service intervals, customers or dealers may find oil level in the primary above the clutch cover opening. This also is accompanied by low transmission oil level. 2014 - 201
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 010000 STEERING
20171017
010000 STEERING
TECH ARTICLE TTA0016: 2014 and Later Touring Steering Head Bearing Adjustment. Revised. Issue: Steering head bearings on 2014 and later Touring, CVO Touring and Police Touring motorcycles which may not have been adjusted correctly using the
This 2018 HARLEY-DAVIDSON FLHTCUL 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 FLHTCUL 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 FLHTCUL Technical Service Bulletin affects the 100000 POWER TRAIN
20190625
100000 POWER TRAIN
SERVICE BULLETIN M1492: 2017 - 2019 TOURING - MILWAUKEE EIGHT - INNER PRIMARY VENT. Purpose: Revision. Harley-Davidson has learned that a small percentage of dealers and customers are finding low transmission oil levels and high primary oil
This 2018 HARLEY-DAVIDSON FLHTCUL 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 FLHTCUL 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 FLHTCUL 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 FLHTCUL 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
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 350000 EQUIPMENT
20200515
350000 EQUIPMENT
GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1097 INTERNATIONAL FITMENT: THE BOOM! BOX GTS SOFTWARE UPDATE. PURPOSE: To notify International dealers that International GTS radios are now available to be ordered and installed in 201
This 2018 HARLEY-DAVIDSON FLHTCUL Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM
20200515
110000 ELECTRICAL SYSTEM
GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1097 INTERNATIONAL FITMENT: THE BOOM! BOX GTS SOFTWARE UPDATE. PURPOSE: To notify International dealers that International GTS radios are now available to be ordered and installed in 201