2008 Harley-Davidson Flhx Other or unknown Problems
- Complaints
- 2about this part
- Share
- 7%of 30 total for the year
- Median mileage
- 38,500miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the other or unknown of the 2008 Harley-Davidson Flhx, 7% of the 30 complaints for this model year. Where a mileage was given, the median is 38,500 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.
“Riding my FLHX the other day and bike started making noise from my primary and I pulled over and checked noise and comfirmed it was coming from the left side(primary). Made it home safe; wasn't far from home. Took off the primary cover and checked over the inner primary components. The compensator and adjuster were bad. …”
NHTSA complaint #11022936, filed 2017-09, 25,000 miles“When riding the throttle goes into limp mode. On the freeway while changing lanes lost my throttle in front of cars going 75 MPH this is very dangerous!”
NHTSA complaint #11355181, filed 2020-09, 52,000 milesRelated service bulletins
- 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…
- 11014014Jan 24, 2025SERVICE 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…
- 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…
- 11005514Jul 10, 2024GENUINE 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…
- 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…
- 10254115Apr 4, 2024SERVICE 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…
- 10248398Dec 4, 2023SERVICE 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…
Other or unknown: other model years
Other parts of the 2008 Harley-Davidson Flhx
9 complaintsElectrical system
6 complaintsVehicle speed control
5 complaintsEngine
4 complaintsFuel system
4 complaintsTransmission and drivetrain
4 complaintsWheels
2 complaintsElectronic stability control
1 complaintsExterior lighting
1 complaintsSeats
1 complaintsSteering
1 complaintsBody and structure
1 complaints
← All problems reported for the 2008 Harley-Davidson Flhx
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 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