2010 Harley-Davidson Flhx: Reliability Data

33
Total Complaints
22,501mi
Median Mileage
Service Brakes
Top Issue
0
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

10,137 25th Percentile
22,501 Median Mileage
30,000 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Service Brakes
12
Electrical System
6
Engine
4
Vehicle Speed Control
4
Fuel/Propulsion System
2
Driveline
1
Wheels
1
Steering
1
Mounting
1
Switch
1

Severity Assessment

0
Crashes
0
Fires
1
Injuries
0
Deaths

Sample Complaint Reports

"I OWN A 2010 HARLEY DAVIDSON ROAD GLIDE MOTORCYCLE. THE BIKE HAS APPROXIMATELY 13000 MILES ON IT. THE PROBLEM IS THAT THE THROTTLE QUITS WORKING AND HAS NO RESPONSE WITH NO WARNING OR SYMPTOMS. THE FIRST OCCASION WAS WHEN I WAS PASSING A CAR AND THE ENGINE RPM'S WENT FROM 4000 TO IDLE AND THERE W..."
"I WAS RIDING, WHEN MY MOTORCYCLE STARTED MAKING A LOUD NOISE. I TURNED OFF THE ENGINE AND HAD TO TOW IT HOME, WHERE I DISCOVERED THE COMPENSATOR SPROCKET HAD COME LOOSE. LUCKILY, I WAS RIDING SLOWLY WHEN IT HAPPENED. HAD I BEEN RIDING AT SPEED AND/OR ON A HIGHWAY, IT COULD HAVE BEEN CATASTROPHIC...."
"TL* THE CONTACT OWNS A 2010 HARLEY DAVIDSON FLHX MOTORCYCLE. THE CONTACT RECEIVED NOTIFICATION OF A MANUFACTURER'S RECALL. THE DEALER WAS CONTACTED AND ADVISED THAT THE PARTS NEEDED FOR RECALL REPAIRS WERE NOT AVAILABLE. THE CONTACT STATED THAT THE RECALL REPAIR HAD EXCEEDED A REASONABLE AMOUNT OF T..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Service Brakes 12 complaints
25th: 17,000 mi Median: 24,000 mi 75th: 30,825 mi
Electrical System 6 complaints
25th: 11,037 mi Median: 17,251 mi 75th: 27,625 mi
Engine 4 complaints
25th: 23,575 mi Median: 35,000 mi 75th: 40,800 mi
Vehicle Speed Control 4 complaints
25th: 8,987 mi Median: 20,025 mi 75th: 29,625 mi

Where Are Complaints Coming From?

Top states by complaint count.

TX: 6 FL: 6 MD: 4 PA: 2 GA: 2 NV: 2 SC: 2 TN: 2 WY: 2 VA: 1

Who Files Complaints?

6.1%
Original Owners
93.9%
Second+ Owners

Harley-Davidson Flhx — Other Years

See how this model compares across different model years.

YearComplaintsCrashes
2007263
2008413
2009411
2011202

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28