2008 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated September 2026
2008 · All trims · All engines
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2008 Ford F-250 Super Duty has 5 documented known issues, with 2 rated critical. The most serious are 6.4L Power Stroke Fuel-in-Oil Dilution from DPF Regeneration - Rising Oil Level ($150-$900 repair) and 5R110W TorqShift Torque Converter Failure and Debris Contamination ($2,500-$6,000 repair). Across all issues with published estimates, repair costs range from $100 to $6,000. DIY maintenance guides at au7o.io.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2008 Ford F-250 Super Duty has 5 documented issues. The most frequently reported are: 6.4L Power Stroke Fuel-in-Oil Dilution from DPF Regeneration - Rising Oil Level, 5R110W TorqShift Torque Converter Failure and Debris Contamination, 3-Valve Triton Two-Piece Spark Plug Seizing and Breaking Off in the Head. Of these, 2 are rated critical and should be addressed promptly.
The 2008 Ford F-250 Super Duty has 5 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 2 issues are rated critical: 6.4L Power Stroke Fuel-in-Oil Dilution from DPF Regeneration - Rising Oil Level and 5R110W TorqShift Torque Converter Failure and Debris Contamination. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
Repair costs for known Ford F-250 Super Duty issues range from $100 to $6,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, 6.4L Power Stroke Fuel-in-Oil Dilution from DPF Regeneration - Rising Oil Level, typically costs $150-$900 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
To regenerate the diesel particulate filter, the 2008-2010 6.4L injects fuel late in the cylinder rather than through a downstream dosing injector. That post-injection fuel washes down the cylinder walls and ends up in the crankcase. On trucks used for short trips or lots of idli… Repairs typically run $150-$900. Severity: high.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
The 5R110W TorqShift automatic behind the 6.0L and 6.4L Super Duty trucks is a strong unit, but its stamped-steel torque converter with a single-disc lockup clutch is the weak link. Heat from towing, added horsepower, or fluid that was never changed cooks the lockup clutch lining… Repairs typically run $2,500-$6,000. Severity: high.
When Ford moved the gas Super Duty engines to 3-valve heads for 2005, it fitted a long two-piece spark plug whose lower ground-shield section sits deep in the bore. Carbon packs the annulus around that shield, welding the plug into the head. On removal the plug shears at the join… Repairs typically run $400-$1,800. Severity: medium.
The factory radiator on the 2008-2010 6.4L Power Stroke uses plastic end tanks crimped to an aluminum core. The crimps work loose and the tank-to-core seal separates, so the radiator begins seeping and then dumping coolant - typically down the driver's side. It is one of the most… Repairs typically run $800-$2,000. Severity: medium.
The factory steering damper on the F-250 Super Duty wears out and fails, leading to increased steering shimmy, vibration at highway speeds, and reduced ability to dampen road imperfections. The single factory damper is often inadequate for the weight and solid front axle of the S… Repairs typically run $100-$400. Severity: low.
