DFCM

Diesel Fuel Conditioning Module (DFCM) General Service Bulletin (GSB) – Ford 6.7L Diesel

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6.7L Diesel – Diesel Fuel Conditioning Module (DFCM) General Service Bulletin (GSB) Some 6.7L diesel vehicles may experience drivability concerns and or excess noise from the Diesel Fuel Conditioning Module (DFCM) due to low fuel pressure.   The most common cause of excess noise and/or low fuel pressure is a restricted primary fuel filter. This … Read more

First Fit (FF) Markings on Diesel Fuel Conditioning Module (DFCM) – Fuel Filter Usage or Replacement – 2011-2016 Ford F-Super Duty

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2011-2016 F-Super Duty – 6.7L Diesel – First Fit (FF) Markings on Diesel Fuel Conditioning Module (DFCM) – Fuel Filter Usage And/Or Replacement 2011-2016 Model Year F-250-550 Super-Duty trucks equipped with 6.7L Engines have Diesel Fuel Conditioning Module (DFCM) filters marked with Factory Installed FI identification on the filter end cap.   Factory Installed FI … Read more