Diesel Fuel System Contamination

Detachment of fuel tank lining material contaminates the fuel, leading to clogged injectors and potential internal engine damage. Diesel in oil is also a reported issue. Estimated repair cost: $800 - $2,500.

Significant vibrations and shaking reported at highway speeds, potentially indicating issues with driveshafts, U-joints, or mounting components. Estimated repair cost: $300 - $1,000.

Leaks from the Power Take-Off (PTO) assembly can drip oil onto hot surfaces, posing a fire hazard. This has been a subject of multiple recalls. Estimated repair cost: $200 - $600.

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2011 Ford F-550 Maintenance guide

Name: Maintenance dataset for 2011 Ford F-550
Creator: Carfocal

v1.0Updated May 30, 2026Ryan Davis4 Sources Analyzed4 Critical Recalls

MAINTENANCE SUMMARY

The 2011 Ford F-550 requires diligent maintenance, primarily due to recurring engine and diesel fuel system problems. Owners must prioritize inspections for potential fuel contamination from tank lining detachment, which can lead to significant engine damage.

View Critical Issue: Engine Failure/Stalling

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Reliability Score

Est. Annual Maintenance Cost

$400 - $800

TSBs & Recalls

4 TSBs | 5 Recalls

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Key Takeaways

Engine failures and diesel fuel system problems are the most frequently reported issues, demanding vigilant monitoring.
Fuel contamination from detached tank linings is a critical risk that can cause severe engine damage.

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Critical service intervals

Common failure analysis

Symptoms and prevention guidance