2015 Harley-Davidson Flhtk Electrical system Problems
- Complaints
- 2about this part
- Share
- 20%of 10 total for the year
- Median mileage
- 6,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the electrical system of the 2015 Harley-Davidson Flhtk, 20% of the 10 complaints for this model year. Where a mileage was given, the median is 6,000 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Spark plug wire leading to front cylinder rubs against the fuel tank, leading to abrasion through the insulation of the spark plug wire. Replacement of park plug wire under warranty denied by fort bragg harley davidson. Abrasion through the insulation by contact of the fuel tank could lead to fire or explosion should the wire arc on the fuel tank or if fuel leaks.”
NHTSA complaint #11072438, filed 2018-02, 6,000 miles“After sitting in the sun approx. 8 hours, while in motion, engine died approx. 2 seconds when stopping, turning or accelerating. 1 time engine sputtered when it died at a stop, the other times engine just stopped running. Started right back up. Ok if fuel tank and PCM (seat) are covered or bike in garage. Been to dealership twice, they were unable to verify. Died several times from 3/18/17.”
NHTSA complaint #11143417, filed 2018-10, 6,000 milesRelated service bulletins
- 11026163Nov 18, 2025SERVICE 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…
- 11025167Oct 28, 2025SERVICE 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…
- 11025168Oct 25, 2025GENUINE 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…
- 11023967Sep 6, 2025SERVICE 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…
- 11022968Aug 26, 2025SERVICE 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…
- 11022942Aug 26, 2025SERVICE 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…
- 11022969Aug 16, 2025SERVICE BULLETIN M1684: MARKET SPECIFIC BATTERY INTRODUCTION. PURPOSE: Initial Release. This bulletin informs dealers of the availability of new batteries for new Original…
- 11008736Sep 12, 2024SERVICE 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…
- 11007544Aug 8, 2024SERVICE 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…
- 11001293May 1, 2024SERVICE 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…
Electrical system: other model years
Other parts of the 2015 Harley-Davidson Flhtk
4 complaintsBody and structure
3 complaintsFuel system
2 complaintsBrakes
1 complaintsTransmission and drivetrain
1 complaints
← All problems reported for the 2015 Harley-Davidson Flhtk
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology