2011 Ford F-550 Engine Problems
- Complaints
- 6about this part
- Share
- 50%of 12 total for the year
- Median mileage
- 23,278miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 6 complaints about the engine of the 2011 Ford F-550, 50% of the 12 complaints for this model year. Where a mileage was given, the median is 23,278 miles. 1 recall campaign on record is filed under a similar system.
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.
“Ford has a TSB on a cylinder #5 glowplug failure that causes engine failure. Coincidentally, their warranty on a 6.7 diesel is to 100,000 miles. Mine failed at 104,000. Ford is not covering it. This is going to cost me $13,000. The item should be a recall.”
NHTSA complaint #10596057, filed 2014-06, 104,000 miles“Engine shutting off & will not re-start after. Will restart after it sits for a couple hours. Has been into tuttleclick Ford several times for repair of this issue. Still not fixed.”
NHTSA complaint #10993685, filed 2017-06, 22,555 miles“The contact's local fire department owns a 2011 Ford F-550. The contact stated that while driving at 45 MPH, the vehicle stalled out as several warning lights appeared on the instrument panel. The contact made multiple attempts to restart the engine but the failure persisted. Due to the failure, the vehicle was towed to an independent mechanic where a diagnostic was performed. The mechanic discovered diesel fuel in the oil reservoir which had resulted in engine failure. Upon investigation, the mechanic referred the contact to the manufacturer for assistance. …”
NHTSA complaint #11628877, filed 2024-12, 6,500 miles“The contact owns a 2011 Ford F-550. The contact stated while starting the vehicle, there was a loud knocking sound coming from the engine. The check engine warning light was illuminated. The vehicle was taken to an independent mechanic and was diagnosed with a failure in cylinder #8 and with engine failure. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and referred the contact to the NHTSA Hotline for assistance. …”
NHTSA complaint #11629240, filed 2024-12, 49,000 miles“The contact owns a 2011 Ford F-550. The contact stated he received a notice that the vehicle had two linings in the internal part of the vehicle which both unexpectedly detached and contaminated the fuel in fuel tank. The contact stated the failure caused the engine to fail. The vehicle was towed to a unknown local dealer for a diagnostic testing which took three months. The diagnosis results was contamination from the fuel tank. The vehicle was repaired. The manufacturer was made aware of the failure however offered no assistance. The failure mileage was 24,000.”
NHTSA complaint #11321894, filed 2020-04, 24,000 milesRelated recalls
- 13V535000Oct 30, 2013Ford Motor Company (Ford) is recalling certain model year 2011-2012 F-350/450/550 Ambulance Package vehicles manufactured February 22, 2010, through October…Covers: Ford F-550 2011–2012, F-350 2011–2012, F-450 2011–2012
Engine: other model years
Other parts of the 2011 Ford F-550
4 complaintsBrakes
1 complaintsEngine cooling
1 complaintsEquipment
1 complaintsSteering
1 complaintsBody and structure
1 complaintsTransmission and drivetrain
1 complaintsVehicle speed control
1 complaints
← All problems reported for the 2011 Ford F-550
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 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