2004 Ford F-550 SD problems & reliability
49 owner complaints filed with NHTSA for the 2004 Ford F-550 SD, alongside 2 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
1 complaint report injuries (4 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Fuel System, Diesel → | 21 | 43% |
| Engine and Engine Cooling → | 16 | 33% |
| Electrical System | 9 | 18% |
| Power Train | 6 | 12% |
| Fuel System, Gasoline | 3 | 6% |
| Vehicle Speed Control | 2 | 4% |
| Wheels | 2 | 4% |
| Air Bags | 1 | 2% |
| Engine | 1 | 2% |
| Fuel/propulsion System | 1 | 2% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 14 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 37 complaints that included a usable odometer reading, the median reported incident mileage was 40,000 miles (middle 50% between 25,000 and 74,145 miles).
Complaints by incident year
What owners report
“Tl* the contact owns a 2004 ford f-550 sd. While driving approximately 55 mph, the vehicle stalled without warning. The vehicle restarted; however, the failure recurred approximately one mile later. The vehicle did not restart and was towed to the contact's job. The vehicle was taken to the dealer where it was…”
Electrical System · filed Feb 9, 2016
“Tl* the contact owns a 2004 ford f-550 super duty. While the link was in the air with a worker located in the bucket, the link fractured without warning. The worker's bucket came down with force causing injury to his head, back, and pelvic area. The worker received medical attention. The vehicle was not diagnosed. The…”
Structure · filed Oct 13, 2015
“The truck in question is a 2004 ford f-550 diesel. Upon depressing gas pedal, truck stalled and no longer worked properly. Truck was towed to local ford dealer where it was determined that the fuel tank was suffering from rust inside the tank. Based on the work done, rust particles that formed inside the tank were…”
Engine and Engine Cooling · filed Feb 25, 2013
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- ENGINE STALLING
Engineering Analysis EA05003 · opened Feb 15, 2005 · closed Nov 2, 2005 · led to recall 05V270000
Technical service bulletins
129 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2004 Ford F-550 SD. The 10 most recent:
When performing any transmission fluid changes or topoffs involving MERCON SP, MERCON LV has replaced all versions of MERCON SP and can be used going forward. Mixing MERCON LV and MERCON SP in the same transmission is…
SSM 51909 · Service Bulletin/Repair Instructions · issued Sep 7, 2023
This SKU is a Transmission Line. The customer communication requested return of unsold inventory to inspect the connector. The transmission line connector may have an incorrect thread size, which will prevent it from…
RFI20210210_624- · Service Bulletin/Repair Instructions · issued Feb 10, 2021
This SKU is a Spare Tire Hoist. Test results identified that the pull force parameter was not within specification, as a precautionary measure unsold inventory was requested to be returned for testing and containment…
DOR-U2J7Y-02 · Service Bulletin/Repair Instructions · issued Jan 13, 2020
This SKU is a Spare Tire Hoist. Test results identified that the pull force parameter was not within specification, as a precautionary measure unsold inventory was requested to be returned for testing and containment…
DOR-C2C6H-02 · Service Bulletin/Repair Instructions · issued Jan 13, 2020
Some 2002-2008 F-Super Duty, F-150 and Mark LT vehicles may exhibit concern during or after programing the VSM. The programming may fail or vehicle symptoms such as inoperative door locks, dome lamps, door ajar…
SSM 48157 · Service Bulletin/Repair Instructions · issued Sep 2, 2019
Ford: when shifting between park, reverse and/or during 2-3 shift, an intermittent clunk occurs with a torqshift transmission. Model 2003-2014 f-super duty, e series, excursion, f-53 motorhome chassis, low cab forward…
ASI-44534 · Service Bulletin/Repair Instructions · issued May 1, 2014
Ford: the restraint control module (rcm) when using vcm ii, would have an error code 35 and diagnostic trouble code (dtc) b1035, and difficulty attempting programmable module installation (pmi). Model 2001-2004 f-super…
ASI-44408 · Service Bulletin/Repair Instructions · issued Feb 1, 2014
Ford: on some trucks, there is a no crank situation and if voltage on transmission range sensor at pin 21, is less than 5 volts, disconnect the engine cooling fan clutch, electronically, and recheck voltage. Model…
ASI-44404 · Service Bulletin/Repair Instructions · issued Feb 1, 2014
Dtc's p006a or p132b - lacks power, surge, or flutter after field service action 06e17. *kb
06246 · Service Bulletin/Repair Instructions · issued Jul 25, 2007
Repeat turbocharger or vgt replacement. *tt
19245 · Service Bulletin/Repair Instructions · issued Jun 1, 2006
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2004 Ford F-550 SD has 2 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2004 Ford F-550 SD?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Among complaints with usable mileage, the median reported incident mileage was 40,000 miles. This does not predict when a particular vehicle will develop a problem.