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August 1, 2013 Service bulletin

Ford: due to design differences of turbocharger and air intake systems, some diesel trucks may experience,...

Ford technical service bulletin ASI-44122 for 2011-2014 Ford F-250 SD, 2011-2014 Ford F-350 SD and 2011-2014 Ford F-450 SD and others.

Bulletin number
ASI-44122
Component
Engine and engine cooling: engine: diesel
Summary
Ford: due to design differences of turbocharger and air intake systems, some diesel trucks may experience, when accelerating from a stop, a characteristic turbo lag. Model 2011-2014 f250, f350, f450, f550.

Owners of these vehicles have filed 99 complaints in the engine category.

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