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2018 Harley-Davidson Flhtcul
Recalls, owner-reported complaints, investigations and safety data
Overview
Our database contains no NHTSA owner-reported complaints for the 2018 Harley-Davidson Flhtcul. 1 safety recall has been issued covering this model year; and 22 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.
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
No owner complaints recorded for this model year
Either none have been filed with NHTSA, or this vehicle is too new for reports to have accumulated.
Manufacturer communications
A bulletin sent by a manufacturer to its dealers. Not a recall, and repairs are not necessarily free.
ELECTRICAL SYSTEM; 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 2014-2018 Touring, CVO Touring and Trike models previously equipped with 6.5 GT radios as retrofittable with additional parts and software as noted. Markets Affected: Only international markets are affected.
ENGINE AND ENGINE COOLING; 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 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.
FUEL SYSTEM, OTHER:FUEL FILTER; POWER TRAIN
SERVICE BULLETIN M1510: MILWAUKEE-EIGHT ENGINE - NEW OIL FILTER. REVISION. PURPOSE: To inform dealers of an improved oil filter for the Milwaukee-Eightî (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.
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 levels during normal maintenance intervals. This could indicate that oil is transferring from the transmission case to the primary housing through the transmission mainshaft. A inner primary vent service kit (Part No. 26500027) is now available to address this issue. The kit allows the primary to breath and prevents excessive pressure. All markets are affected.
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-Eight® crank pin bearings are maintained to a very tight range. This optimizes performance and maintains low mechanical noise in operation. The connecting rod bore can also distort slightly in operation due to stress relaxation. As a result, bearing clearance decreases due to the contact zone broadening and the load being distributed over more rollers. The combination of a bore being slightly out of round and reduced bearing clearance can result in varying degrees of resistance through the range of motion. Axial clearance is also tightly controlled for proper alignment. For these reasons, zones of resistance can be found when the connecting rods are rotated by hand through their range of motion. Resistance during rod motion, by itself, is not an indication of a performance or durability concern.
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 occur on certain vehicles with different combinations of painted, polished and chrome parts. Purge inventory of old gaskets and replace with new gasket which has enhanced sealing features.
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.