Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
M1475
Service Bulletin/Repair Instructions
SERVICE BULLETIN M1475: BOOM! BOX GTS - SOFTWARE UPDATE. PURPOSE: Revision. This bulletin provides notice of Boom!⢠Box GTS software release dates. For details on software notes see the owner's manual. This bulletin helps the dealer locate needed information to update and service Boom! Box Audio Infotainment systems. It also lists software revisions release dates. This information applies to all Touring, Touring CVO and Trike models equipped with a Boom! GTS Infotainment system.
M1510
Service Bulletin/Repair Instructions
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.
M1492
Service Bulletin/Repair Instructions
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.
M1450
Service Bulletin/Repair Instructions
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 extended periods at high rpm or under heavy engine load. Sumping is when an excessive amount of oil is suspended in the engine crankcase and the flywheel must travel through the oil, resulting in loss of power or a high degree of engine braking and potential engine component damage with extended use under these conditions. This bulletin provides the diagnostic procedure for determining if sumping is occurring.
CT2019-002
Service Bulletin/Repair Instructions
TECHNICAL SERVICES CALL TASK CT2019-002: MY2019 YORK GPS ANTENNA INSPECTION. Purpose: Assembly may have mixed MY19 and MY18 GPS antennas during assembly. Part number inspection to verify installation of P/N 76000789. Follow service manual procedures. Remove outer fairing and inspect part number label. Replace GPS antenna if necessary.
1HD-D8A8J-03
Service Bulletin/Repair Instructions
SERVICE BULLETIN M1359: 2014 - 2016 TOURING - HYDRAULIC CLUTCH LINE REPLACEMENT. PURPOSE: REVISION. A leak may occur on some Touring, CVO Touring, Police Touring and Trike models equipped with hydraulic clutch. The leak may occur when the line is replaced or when a P&A clutch line is installed. The area of the leak is at the joint where the clutch line attaches to the secondary clutch actuator (right side of the transmission). Required Dealer Action: Use Snap-on Flare Nut Socket (Part No. GAN85087B) and Snap-on Torque Wrench (Part No. QJR117F or similar) to tighten flare nut. Each time clutch line is installed or torque is adjusted to determine if leak is still present, bleed the clutch system.
1HD-U9F5C-03
Service Bulletin/Repair Instructions
Technical Service Call Task CT2019-001: Purpose: Assembly may not have correctly supplied washer(s) on Left Hand Clutch Control Module LHCM. Communicate inspection process, install new washer and warranty if missing.
1HD-G6W7V-11
Service Bulletin/Repair Instructions
SERVICE BULLETIN M1475: BOOM! BOX GTS - SOFTWARE UPDATE. Purpose: This bulletin provides notice of Boom!? Box GTS software release date. For details on software notes see the owners manual. This bulletin helps the dealer locate needed information to update and service Boom! Box Audio Infotainment systems. It also lists software revisions release date.