Model year

2012 Harley-Davidson Flhtk

Motorcycle, gasoline, built in United States. Owner complaints on file from May 29, 2012 to May 31, 2022.

Recall campaigns covering this model year1251k vehicles or units across those campaigns
Owner complaints199.5 times the median 2012 motorcycle
Severity index15.82012 motorcycles average 7.8
First 24 months4Complaints in its first two years
Complaints over time

Complaints about the 2012 Harley-Davidson Flhtk peaked in 2012, with 4 filed

Owner complaints about this model year, by the year they were filed with NHTSA.

01234201242014201620182020202220242026
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

58% of complaints about the 2012 Harley-Davidson Flhtk name brakes

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

Brakes
11
Electrical system
4
Suspension
3
Engine and cooling
2
Adaptive equipment
2
Stability and traction control
1
Fuel system
1
Powertrain
1
Steering
1
Tires
1
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

One recall campaign covers the 2012 Harley-Davidson Flhtk

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2012 Harley-Davidson Flhtk
CampaignFiledSubjectComponentVehiclesRemedy
11V-506Oct 19, 2011Rear brake light switch may be exposed to excessive heat from the exhaust systemLighting250,757Repair or modification
Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2012 Harley-Davidson Flhtk

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

19 complaints on file, page 1 of 1.

  1. Filed May 31, 2022Failure May 28, 2022Golden, COService brakes, SuspensionCrash

    Rear brake failed, & no ABS. Push hard on pedal and NO BRAKES!!! Brake pedal very stiff and applies no brakes!! Almost got into wreck. It was close and I am calling it a wreck. Thank god I was going slow! This issue is highly dangerous!! Why doesn't the NHTSB give a [XXX]? (Rear brake has never worked well since new. Had it in the Harley shop when new, and they say nothing is wrong. Nothing wrong??? No brakes on a motorcycle is not a good thing!!!!!! ) Found that 2011 & earlier bikes have a recall on the ABS. My 2012 has the same system. Why is there not a recall? Also found that Harley will not fix the brake issue on the recalled bikes. WHY??? Also, air suspension system fails. This leads to a loss of control of the bike, somewhat. Also triple trees feel loose which effects handling. This may be related to the air suspension issues. INFORMATION Redacted PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6).

    NHTSA complaint 11466705
  2. Filed Feb 1, 2021Failure Dec 15, 202020,000 milesCypress, TXService brakes

    REAR BRAKE PADDLE HARD TO PRESS IN MOTION,AND ON HIGHWAY

    NHTSA complaint 11391035
  3. Filed Apr 15, 2020Failure Mar 7, 202018,000 milesWarrenville, SCService brakes

    FRONT BRAKE LEVER IS VERY HARD TO PULL, FRONT BRAKES WON'T ENGAGE. THIS HAPPENED AS I WAS RIDING ON THE HIGHWAY AND GETTING READY TO EXIT. I TRIED TO PUMP THE BRAKES AND IT GOT BETTER BUT ONLY FOR A FEW MINUTES. I CALLED MY MECHANIC AND HE TOLD ME IT WAS THE ABS CONTROL MODULE. HE SAID IT'S BEEN HAPPENING FOR YEARS WITH HARLEY DAVIDSON'S FAULTY DESIGN. THIS SEEMS TO STILL BE HAPPENING EVEN WITH BIKES NEWER THAN MINE. HOW MANY MORE LIVES HAVE TO BE LOST BECAUSE OF HARLEY DAVIDSON'S FAULTY EQUIPMENT. I WOULD LIKE TO ADD THAT MY MECHANIC USE TO DO ALL THE WARRANTY WORK FOR THE HARLEY DEALERSHIP IN AUGUSTA, GA HE IS A VERY KNOWLEDGEABLE AND REPUTABLE AND HONEST MECHANIC. *TR

    NHTSA complaint 11321235
  4. Filed Feb 4, 2020Failure Feb 4, 202018,000 milesCypress, TXService brakes

    WHEN BACKING OUT OF GARAGE I COULD NOT DEPRESS THE FRONT BRAKE HANDLE, IT WAS COMPLETELY STUCK AND WOULD NOT MOVE.

    NHTSA complaint 11307034
  5. Filed Apr 20, 2019Failure Apr 20, 201960 milesWayland, MIService brakes

    FRONT BRAKE LEAVER FROZE UP AS I WAS PREPARING TO STOP. LUCKY REAR BRAKES WORKED. THE BRAKE LEAVER IS FROZE IT WILL NOT OPERATE.

    NHTSA complaint 11202668
  6. Filed Dec 17, 2018Failure Dec 14, 201818,400 milesMurrieta, CAService brakes

    WHILE RIDING MY BIKE, I OBSERVED TRAFFIC STOPPING/SLOWING AHEAD. I TRIED TO PULL MY FRONT BRAKE LEVER AND IT WOULD NOT MOVE AT ALL. NO GIVE WHATSOEVER. LUCKILY I WAS NOT IN AN EMERGENCY BRAKE SITUATION SO I DOWN SHIFTED MORE RAPIDLY, USED MY REAR BRAKE AND CAME TO A STOP. AT THE NEXT RAMP, I GOT OFF THE FREEWAY AND PULLED INTO A GAS STATION. WHEN I TRIED MY FRONT BRAKE LEVER AGAIN. THIS TIME IT WAS PULLING BACK, BUT NEEDED A LOT OF FORCE. IN ANOTHER MINUTE I TRIED AGAIN AND IT FELT NORMAL, AND ENGAGED THE BRAKE. I CONTINUED HOME WITHOUT INCIDENT. THE NEXT COUPLE TIMES I RODE IT DIDN'T FEEL RIGHT. THEN LAST WEEK IT FELT FINE AND WAS WORKING FINE. THE ALL OF THE SUDDEN I TRIED TO BRAKE W/THE FRONT AND IT JAMMED AGAIN. I TRIED A LITTLE MORE PRESSURE, AND IT BEGAN TO MOVE. AFTER ABOUT AN INCH OF TRAVEL, IT GAVE ALL THE WAY AND LOCKED THE BRAKE. I WAS GOING SLOW ENOUGH THAT THE WHEEL DIDN'T SKID, BUT I ENDED UP ON MY GAS TANK UP AGAINST MY FAIRING! I WAS NOT INJURED, AND THERE WAS NO DAMAGE TO MY BIKE, BUT IF I HAD BEEN ON THE FREEWAY, MY WELL BEING WOULD HAVE BEEN AT A HUGE RISK. AFTER SEEING A MECHANIC, AND GOING ONLINE TO RESEARCH THIS, I FOUND OUT THAT THE ABS MODULE, IS CAUSING THE PROBLEM. I AM NOT ALONE IN THIS AS I HAVE HEARD THIS FROM QUITE A FEW PEOPLE OVER THE PAST FEW DAYS. I DON'T KNOW IF YOU HAVE HEARD OF THIS, BUT I WANTED TO GET THIS OUT THERE, SO YOU HAVE A REPORT ON THIS, SO MAYBE YOU FOLKS CAN LOOK INTO THIS. BRAKE SYSTEMS AREN'T SUPPOSE TO KILL RIDERS, IN MY OPINION. THANK YOU FOR YOUR TIME.

    NHTSA complaint 11162130
  7. Filed Nov 13, 2018Failure Oct 10, 201821,100 milesNaples, FLTires

    THE REAR DUNLOP TIRE ON MY 2012 HARLEY ELECTRA GLIDE STARTED TO LOSE AIR. UPON A CLOSER INSPECTION THE TIRE WAS SPLITTING IN NUMEROUS SPOTS. THE TIRE IS NOT DRY ROTTED . FOR SAFETY REASONS IT WAS RETURNED TO THE DEALER WHO INSTALLED THE TIRE. HE STATED HE HAD NEVER SEEN THIS HAPPEN BEFORE. A NEW TIRE HAD TO BE INSTALLED . UOPN INSPECTION THE MECHANIC AND DEALER STATED NOTHING WAS WRONG WITH THE MOTORCYCLE TO CAUSE THE ISSUE. DUNLOP STATED IT WAS DUE TO EITHER HEAVY LOAD(THIS IS A MOTORCYLCE NOT A TRUCK) OR RUNNING IT AT LOW PRESSURE. THIS IS NOT POSSIBLE SINCE EVERY TIME THE BIKE IS RIDDEN A FULL SAFETY CHECK IS DONE BEFORE RIDING! OUR LIVES DEPEND ON IT. THE DUNLOP REP (COMPLAINT LINE I CALLED) STATED THEY WILL DO NOTHING ABOUT IT. I HAVE THE RECIEPTS FOR WHEN THIS TIRE WAS PUT ON AND ALSO FOR THE NEW ONE. THIS TIRE SHOULD HAVE HAD AT LEAST HALF IT'S LIFE LEFT BUT DUE TO IT'S FAILURE IT WORE UNEVENLY AND CRACKED. THIS HAPPENED AT THE MAXIMUM OF 100 MILES.

    NHTSA complaint 11151141
  8. Filed Apr 2, 2018Failure Mar 1, 201828,000 milesFair Play, SCService brakes

    TL* THE CONTACT OWNS A 2012 HARLEY-DAVIDSON ULTRA LIMITED (NA). WHILE DRIVING 45 MPH, THE BRAKE PEDAL WAS HARD AND FAILED TO RESPOND. THE VEHICLE WAS TAKEN TO GATEWAY HARLEY-DAVIDSON (3600 LEMAY FERRY RD, SAINT LOUIS, MO 63125) WHERE IT WAS DIAGNOSED THAT THE ABS CONTROL MODULE NEEDED TO BE REPLACED. THE CONTACT WAS INFORMED THAT THE PARTS WERE ON BACKORDER. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER WAS NOTIFIED AND OPENED CASE NUMBER: 3338038. NO FURTHER ASSISTANCE WAS PROVIDED. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS 28,000.

    NHTSA complaint 11082510
  9. Filed Feb 7, 2018Failure Nov 4, 201718,200 milesMckinney, TXService brakes

    ABS REAR BRAKE PEDAL IS STUCK AND WILL NOT DEPRESS. I HAVE NO REAR BRAKE AT ALL. I WAS DRIVING ON A CITY STREET APPROX. 40MPH. COMING TO A STOP, I TRIED TO APPLY REAR BRAKES AND FOUND THE PEDAL WOULD NOT DEPRESS. I HAD NO REAR BRAKE.

    NHTSA complaint 11067410
  10. Filed Jun 13, 2017Failure May 24, 2017Colchester, VTSuspensionCrash1 injured

    TL* THE CONTACT OWNS A 2012 HARLEY-DAVIDSON FLHTK. THE CONTACT STATED THAT THE MOTORCYCLE EXPERIENCED A SEVERE WOBBLE WHEN BEING OPERATED. THE CONTACT TOOK THE MOTORCYCLE TO THE WILKINS HARLEY-DAVIDSON DEALER WHERE IT WAS DIAGNOSED THAT THE AIR SHOCKS NEEDED TO BE REPLACED. THE VEHICLE WAS REPAIRED, BUT THE FAILURE RECURRED. TWO DAYS LATER, WHILE THE VEHICLE WAS BEING OPERATED AT APPROXIMATELY 6-10 MPH TURNING A SHARP CORNER, THE FRONT END WOBBLED SEVERELY AND THE MOTORCYCLE CRASHED INTO THE CURB. THE MOTORCYCLE LANDED ON THE CONTACT. THE MOTORCYCLE WAS PICKED UP BY A FAMILY MEMBER. A POLICE REPORT WAS NOT FILED. THE CONTACT SUFFERED INJURIES TO THE ANKLE AND HAND, WHICH REQUIRED MEDICAL ATTENTION. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND ASKED THE CONTACT TO BRING THE MOTORCYCLE TO THEIR LOCATION FOR INSPECTION. THE FAILURE MILEAGE WAS UNKNOWN.

    NHTSA complaint 10994926
  11. Filed Jan 4, 2017Failure Jan 1, 201740,000 milesRoxahatghee, FLService brakes

    TL* THE CONTACT OWNS A 2012 HARLEY-DAVIDSON FLHTK. THE CONTACT STATED THAT THE ABS MODULE FAILED AND RESULTED IN A LACK OF FRONT BRAKE FUNCTIONALITY WHILE DRIVING 75 MPH. THE FAILURE OCCURRED WITHOUT WARNING. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOT NOTIFIED OF THE FAILURE. THE VIN WAS UNKNOWN. THE FAILURE MILEAGE WAS APPROXIMATELY 40,000.

    NHTSA complaint 10939730
  12. Filed Mar 17, 2016Failure Mar 13, 20168,725 milesLamont, FLElectrical system

    PURCHASED 4/30/2013 WITH 4075 MILES. FORCED TO REPLACE BATTERY ($167.00) MAY 2015 DUE TO DEAD CELL PREVENTING MAINTAINING FULL CHARGE, EVEN ON MAINTAINER. EVEN AFTER REPLACING BATTERY, STILL WOULD NOT MAINTAIN A FULL CHARGE. WHILE RIDING AFTER BATTERY-CHARGER ACTION, ABS, BATTERY AND CHECK ENGINE LIGHTS CAME ONE ONE AFTER ANOTHER. CONTINUING ON TO HD FOR REPAIR, LIGHTS WENT OFF IN REVERSE ORDER AS CAME ON. THEY REPLACE REGULATOR. HEALTH PREVENTED ME FROM RIDING OFTEN BUT SHE IS STORED IN A WEATHER PROOF SHED WITH THE BATTERY MAINTAINER RUNNING 24/7 TO KEEP BATTERY IN GOOD ORDER. NO SUCH LUCK. CHANGED BATTERIES IN FOBS, STILL DEAD.

    NHTSA complaint 10850170
  13. Filed Mar 13, 2016Failure Mar 12, 20168,900 milesGoleta, CAPower train

    TRANSMISSION SHIFT LINKAGE FALLS OFF OF THE TRANSMISSION SPLINE BOLT. IT HAPPENED TO ME WITH LESS THAN 9000 MILES. APPARENTLY IT IS A COMMON PROBLEM. I GOT STUCK IN 6TH GEAR AND THERE WERE MANY TIMES ON THE WAY HOME I NEEDED TO NOT COME TO A STOP WITH TWO ON THE BIKE. THERE WAS A FEW TIMES IT WOULD HAVE BEEN SAFER TO DOWN SHIFT ON THE ROAD. THE ISSUE IS A VERY POOR DESIGN WHERE THE SHIFT ARM LEVER MATES TO THE TRANSMISSION SPLINE BOLT.

    NHTSA complaint 10846312
  14. Filed Mar 26, 2015Failure Feb 6, 2012500 milesDES Plaines, ILService brakes, Steering, Suspension

    WHEN SLOWING DOWN RAPIDLY, THE FRONT END WOBBLES FIERCELY, YOU HAVE TO BE HOLDING ON VERY TIGHTLY AND MAKE IT STOP FASTER FOR IT TO BE CORRECTED, I HAVE HAD THE BIKE IN THE SHOP SEVERAL TIMES AND NO RESOLUTION. IT IS DANGEROUS. *TR

    NHTSA complaint 10701901
  15. Filed Apr 17, 2014Failure Feb 16, 20123,713 milesLeesburg, FLElectrical system, Engine, Equipment adaptive/mobility

    THIS IS CONCERNING MY 2012 HARLEY DAVIDSON ULTRA CLASSIC LIMITED. WITHOUT WARNING, MOST PREDOMINANTLY AT HIGHWAY SPEEDS, THE BIKE WILL GO INTO LIMP MODE. BY THAT I MEAN, THE THROTTLE-BY-WIRE WILL DISCONNECT THE ENGINE'S RPM'S AND DECREASE TO 1200 RPM RESULTING IN MAKING THE HANDLEBAR THROTTLE CONTROL USELESS. (CREATING INSTANT PANIC FOR FEAR OF VEHICLES BEHIND ME RUNNING OVER ME, ESPECIALLY ON THE INTERSTATE HIGHWAY IN HEAVY TRAFFIC) THEREFORE I HAVE NO CHOICE BUT TO PULL TO THE SIDE OF THE ROAD, SHUT THE ENGINE OFF, AND GO THROUGH TO PROCEDURE OF RESTARTING THE ENGINE. TO DATE, BY MY COUNT, THE BIKE HAS DONE THIS 29 TIMES. HARLEY DAVIDSON SERVICE HAS ATTEMPTED TO FIX THIS PROBLEM 8 TIMES, FOR WHICH I HAVE DOCUMENTS. PLEASE CALL [XXX] FOR MORE INFO. I PURCHASED THE MOTORCYCLE ON 12/18/2012. PARTS OF THIS DOCUMENT HAVE BEEN REDACTED TO PROTECT PERSONALLY IDENTIFIABLE INFORMATION PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *CC

    NHTSA complaint 10583274
  16. Filed Oct 28, 2012Failure Jul 29, 20122,252 milesFarmington, NMEngine, Fuel/propulsion system1 injured

    WHILE RIDING MY HARLEY MOTOR CYCLE ON VACATION ACROSS NEBRASKA ON HIGHWAY 76 I NOTICED EXTREME HEAT ON THE INSIDE OF MY RIGHT LEG AND LOSS OF POWER. THE INSIDE OF MY RIGHT WAS BURNED AND GOT INFECTED, TOTAL BILL FOR DOCTOR AND TIME OFF FROM WORK WAS APPROXIMATELY $1500.00-$2000.00. THE WORK DONE ON THE MOTOR CYCLE BILL WAS $1487.00. THIS IS SUPPOSE TO TAKE CARE OF THE PROBLEM OF OVER HEATING. NEW HEAD PIPES $524.95, KIT,SESTAGE 1 AIC %)MM$139.95, KIT-EFI SUPER TUNER,SCREA $459.95, JOB CODE;0 TEC: JDK $81.00, DYNO TUNE$275.40. I HAVE PAID ALL EXPENSES. I BOUGHT THIS HARLEY IN FULL FAITH THAT THE ENGINEERS WERE IN GOOD FAITH OF HIGH QUALITY SUPERIOR WORK ETHICS FOR THE CUSTOMER. I BELIEVE HARLEY DAVIDSON HAS FAULT WITH THIS OVER HEATING PROBLEM. TRYING TO BLAME IT ON EPA OR SOMEONE ELSE IS NOT TRUE. THEY ENGINEERED THE PRODUCT, THEN THE SHOULD MEET ALL REQUIREMENTS AND STILL HAVE A SUPERIOR PRODUCT. *TR

    NHTSA complaint 10482478
  17. Filed Jun 12, 2012Failure May 25, 20121,480 milesSpring, TXElectronic stability control (esc), Equipment adaptive/mobility, Service brakes

    2012 FLHTK ULTRA LIMITED PURCHASED 03/2012. ON MAY 25TH 2012 THE FRONT BRAKE FAILED. THE FRONT BRAKE LEVER WAS HARD AND WOULD NOT MOVE TO ENGAGE THE FRONT BRAKES. I TOOK THE BIKE TO THE DEALER AND THE FOLLOWING TUESDAY I WAS TOLD THE ABS MODULATOR HAD A STUCK VALVE OR SOME UNKNOWN FAILURE AND HD WAS SHIPPING OUT A PART TO FIX IT. THURSDAY THAT SAME WEEK THEY CALLED AND SAID THE BIKE WAS FIXED. I HAVE TALKED TO THE DEALER AND SPENT 5 HOURS ON THE PHONE WITH HD CORPORATE OFFICE CUSTOMER SERVICE. I HAVE BEEN TOLD THAT THERE IS NO WAY FOR ME TO BE INFORMED OF WHAT EXACTLY THE FAILURE WAS. I ASKED TO SPEAK WITH A TECH WHO CAN EXPLAIN WHY THE ABS SYSTEM DID NOT WARN ME OF A FAILED VALVE AND WHY THE ABS WAS ABLE TO DISABLE THE FRONT BRAKES ON A MOTORCYCLE. THE ABS SOLE REASON FOR BEING ON THAT BIKE IS ADDED SAFETY, NOT TO MAKE IT LESS SAFE. HAD THIS FAILURE HAPPENED A FEW HOURS LATER, I WOULD HAVE BEEN AT HIGHWAY SPEEDS ON THE INTERSTATE WITH NO WAY TO STOP THE BIKE IN CASE OF AN EMERGENCY! I UNDERSTAND THINGS BREAK, I GET IT. BUT HD DID NOT TEST THE REST OF THE COMPONENTS IN THE ABS SYSTEM FOR OTHER CONTRIBUTING ISSUES. NO CHECK ENGINE LIGHT, NO ABS LIGHT, NO CODES, NOTHING. JUST GO TO GRAB THE BRAKES AND THEY ARE NOT THERE, THE ENTIRE FRONT BRAKE SYSTEM WAS STUCK IN THE OPEN POSITION. I SEEM TO BE THE ONLY ONE WHO SEES JUST HOW SERIOUS THIS ISSUE IS AND NO ONE AT HD WILL HELP ME IN GETTING ANSWERS. THE ABS SYSTEM ON HD MOTORCYCLES IS SERIOUSLY FLAWED IF IT IS ABLE TO LOCK YOU OUT OF USING THE BREAKS AND GIVE NO WARNING EVEN THOUGH IT DID IT'S SELF CHECKS AT START UP. I AM STILL TRYING TO GET ANSWERS BUT AS OF THIS WRITING, I STILL HAVE NO ANSWERS AS TO WHAT HAPPENED OR IF IT CAN HAPPEN AGAIN. THIS IS THE SECOND BRAKE FAILURE ON 2 BRAND NEW HARLEYS I BOUGHT THIS YEAR. THE OTHER IS A 2012 DYNA FXDC, FRONT MASTER CYLINDER FAILED THE DAY AFTER WE BOUGHT IT! *TR

    NHTSA complaint 10461323
  18. Filed Jun 5, 2012Failure May 24, 20121,960 milesPace, FLElectrical system

    WHILE RIDING HOME FROM WORK THE CHECK ENGINE AND BATTERY LIGHT CAME ON AND IT WAS APPARENT FROM WATCHING THE VOLT METER THAT THE BIKE WAS RUNNING ON THE BATTERY. AFTER LEAVING AT THE LOCAL DEALER THEY FOUND THE VOLTAGE REGULAR WAS DEFECTIVE. HAD TO ORDER A NEW ONE WHICH WAS ON BACKORDER BECAUSE IT APPEARS HD IS HAVING A PROBLEM WITH THESE UNITS. ONE THE VOLTAGE REGULATOR WAS REPLACED (A WEEK LATER) THE BIKE IS RUNNING FINE. *TR

    NHTSA complaint 10460714
  19. Filed May 29, 2012Failure May 25, 20123,401 milesCentreville, VAElectrical system

    REGULATOR FAILED IN HOT CLIMATE. *TR

    NHTSA complaint 10459905
Source: NHTSA ODI complaints file.
Investigations

NHTSA has not opened an investigation on this model year

Source: NHTSA ODI investigations file.
Service bulletins

20 manufacturer communications cover this model year

Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall.

  • M1490 Nov 18, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1490 (V 26.0.2): 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-4…
  • PAB1171 Oct 25, 2025 · Service Bulletin/Repair Instructions
    GENUINE MOTOR PARTS AND ACCESSORIES BULLETIN PAB1171 (REV B): SOFTWARE UPDATE FOR SCREAMIN EAGLE PRO STREET TUNER. PURPOSE: Revision B. Updated: Summary. The App has returned to the Apple App Store. This bulletin informs dealers that a recent software up…
  • M1391A Oct 28, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1391A (REVU): MIDTRONICS GRX-3110 AND DCA-8000 SOFTWARE. PURPORSE: Revision U. The purpose of this bulletin is to inform the dealer network that a software update to the GRX-3110 and DCA-8000 is now available. DYNAMIC DIAGNOSTIC CHARGER …
  • M1490 Sep 6, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1490 (V 25.8.9): 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-4…
  • M1684 Aug 16, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1684: MARKET SPECIFIC BATTERY INTRODUCTION. PURPOSE: Initial Release. This bulletin informs dealers of the availability of new batteries for new Original Equipment (OE) vehicle production and in the Parts and Accessories (P&A) catalog. Ava…
  • M1490 Aug 26, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1490 (V 25.8.7): 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-4…
  • M1391A Aug 26, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1391A (REV T): MIDTRONICS GRX-3110 AND DCA-8000 SOFTWARE. PURPORSE: Revision T. The purpose of this bulletin is to inform the dealer network that a software update to the GRX-3110 and DCA-8000 is now available. DYNAMIC DIAGNOSTIC CHARGER…
  • M1650 Jan 24, 2025 · Service Bulletin/Repair Instructions
    SERVICE BULLETIN M1650: MILWAUKEE EIGHT AND TWIN CAM CAMSHAFT DRIVE GEAR RETENTION KIT CHANGES. PURPOSE: This bulletin informs dealers that changes have been made to the Camshaft Drive Gear Retention Kit and service proceduresfor the Milwaukee-Eight and Twi…
  • M1555 Sep 12, 2024 · Warranty Program/Extension
    SERVICE 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 f…
  • M1490 Aug 8, 2024 · Service Bulletin/Repair Instructions
    SERVICE 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). Ver…
  • PAB1158 Jul 10, 2024 · Service Bulletin/Repair Instructions
    GENUINE 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 quanti…
  • M1490 May 1, 2024 · Service Bulletin/Repair Instructions
    SERVICE 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-…
  • M1612 Apr 4, 2024 · Service Bulletin/Repair Instructions
    SERVICE 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, To…
  • PAB1146 Dec 21, 2023 · Service Bulletin/Repair Instructions
    GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1146: 68193-95 BULB WEDGE, FENDER TIP LAMP. Purpose: To inform dealers of an issue with the bulb wire terminals not being to specification. The light bulbs were used in numerous front and rear fender tip…
  • M1612 Dec 4, 2023 · Service Bulletin/Repair Instructions
    SERVICE 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, Sof…
  • M1612 Dec 4, 2023 · Service Bulletin/Repair Instructions
    SERVICE 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, Softa…
  • PAB1100 Aug 19, 2020 · Service Bulletin/Repair Instructions
    GENUINE MOTOR PARTS AND MOTOR ACCESSORIES BULLETIN PAB1100: TWIN CAM LONGBLOCK & WARRANTY ENGINE - PROGRAM UPDATES. PURPOSE: To inform dealers of certain twin cam longblock and twin cam warranty engines are no longer supported. Instead, shortblocks should b…
  • TT413 Jun 9, 2020 · Service Bulletin/Repair Instructions
    TECHNICAL TIP BULLETIN TT413: 2009 - 2020 TOURING REAR FORK RUSTY WATER LEAKAGE. PURPOSE: Revision. Some 2009 - 2020 Touring, Touring CVO, Touring Police models exhibit drainage of rusty water from the rear fork (where the debris deflector mounts), which h…
  • 1HDM5V2A05 Apr 27, 2018 · Service Bulletin/Repair Instructions
    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…
  • 1HD-S6S2Y-12 Nov 3, 2016 · Service Bulletin/Repair Instructions
    THE PURPOSE OF THIS BULLETIN IS TO CREATE DEALER AWARENESS OF A CHANGE IN REGISTERED ACCESSORY LABOR CODES AND ASSOCIATED TIMES.
Source: NHTSA manufacturer communications files.