Skip to content
Electrical systemPart report

2010 Harley-Davidson Flhtk Electrical system Problems

Complaints
2about this part
Share
7%of 29 total for the year
Median mileage
14,375miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 2 complaints about the electrical system of the 2010 Harley-Davidson Flhtk, 7% of the 29 complaints for this model year. Where a mileage was given, the median is 14,375 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.

“I'm experiencing issues with my tbw. Check engine light came on for the first time in november at the end of a charity ride and I thought perhaps the pack ride caused it to overheat, after shutting the bike off it went away briefly. Did some troubleshooting online and discovered that the plugs on the ECM and tb were typically the issue so cleaned, added dielithium grease to the connectors and issues went away. Happened again, this time I pulled the cel codes to discover the tgs and etc codes were in fault. …”

NHTSA complaint #11403192, filed 2021-03, 26,000 miles

“After purchasing a 2010 harley davidson electra-glide ultra classic limited in oct 2009, I experienced the following while on a ride from my home to richmond va: ?stereo constantly went on and off with intermittent intercom and volume control problems. ?battery and engine light went on and off throughout the entire trip. ?bike would not start unless the fuse panel was pressed on two (2) occasions. ?lost all acceleration ability with the throttle at 65mph in the middle of the freeway after going over a bump in the road. …”

NHTSA complaint #10340776, filed 2010-06, 2,750 miles

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2015220%
2014616%
2012421%
201115%
201027%

Other parts of the 2010 Harley-Davidson Flhtk

Brakes
16 complaintsWheels
6 complaintsSteering
4 complaintsTransmission and drivetrain
4 complaintsEngine
1 complaintsEquipment
1 complaintsFuel system
1 complaintsSuspension
1 complaintsVehicle speed control
1 complaints

← All problems reported for the 2010 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