AI Damage2004 Harley-Davidson Fxdi: common problems
Owners of the 2004 Harley-Davidson Fxdi filed 3 complaints with NHTSA, most often about fuel/propulsion system and engine. Details by component below, with sources.
Key figures
- Owner complaints
- 3
What fails most often
- 1 Fuel/propulsion system 67% of all complaints
- 2 Engine 33% of all complaints
- 3 Vehicle speed control 33% of all complaints
- Fuel/propulsion system: 2 complaints (67% of all).
- Engine: 1 complaints (33% of all).
- Vehicle speed control: 1 complaints (33% of all).
Components owners complain about
| Component | Owner complaints | involving a crash | Technical service bulletins (TSB) |
|---|---|---|---|
| Fuel/propulsion system | 2 | 0 | 0 |
| Engine | 1 | 0 | 0 |
| Vehicle speed control | 1 | 0 | 0 |
What owners report
Short excerpts of NHTSA complaints in the original wording. These are owner statements not verified by NHTSA; personal data removed.
The fuel level lowered and fuel was leaking onto the spark plug wires, which caused the engine to overheat. The contact informed the dealer where it was diagnosed that fuel was leaking out of the check valve/ pit cock. The fuel system needed to be replaced. The vehicle was not repaired.
Tl* the contact owns a 2004 harley-davidson fxdi. The contact stated when parking, fuel was discovered leaking from the bottom of the tank and onto the fuel line. The vehicle was not diagnosed or repaired. The vin was not available. The approximate failure mileage was 3,200.
Tl*- the contact received a recall for 2004 harley davidson super glide fxdi concerning the throttle cable to be replaced. The contact stated that he took the motorcycle to dealer on 12/27/06, and was told by the mechanic that there was another recall for the gas tank or gas cable.
When owners complained
NHTSA complaints by filing year. The peak shows at what age the problems show up most.
Comparison
By complaint count this model year ranks 17,150 of 36,656 model years in the NHTSA data (top 47% most complained about).
On average one model year of the Fxdi has 3 complaints (3 years in the data). This year has 3, about average.
What to check before buying
- Fuel/propulsion system. Fuel smell, leaks, rough running, fuel-system codes.
- Engine. Cold start, unusual noises, oil leaks and engine codes.
- Vehicle speed control. Accelerator pedal, cruise control, throttle codes.
Other years of this model
Questions and answers
What are the most common problems with the 2004 Harley-Davidson Fxdi?
Owner complaints to NHTSA most often mention: fuel/propulsion system, engine, vehicle speed control. Total complaints: 3. The most frequent symptoms in complaint texts: overheating, coolant loss (33%).
How many service bulletins (TSB) were issued for the 2004 Harley-Davidson Fxdi?
NHTSA lists 0 manufacturer service bulletins for this year. A bulletin tells dealers how to diagnose or fix a known issue; it is not a recall.
Should I buy a 2004 Harley-Davidson Fxdi from a US auction?
Owner complaints describe defects, not crash damage. Before bidding, check the components listed above and review the lot photos: VinWind builds a report of visible and hidden damage by VIN.
Other 2004 models
Read also
Sources: public NHTSA data (USA): service bulletins and owner complaints; YouTube: links to videos credited to their authors. Complaints are owner statements not verified by NHTSA, and describe defects rather than crash damage. Data updated 2026-11-05.