6.4L Diesel – High Pressure Fuel System Contamination – Water In Fuel General Service Bulletin (GSB) The information provided in this GSB can assist in identifying the root cause of High Pressure fuel system failures and will aid in determining warrantable / non-warrantable if the fuel in the system has been contaminated. Fuel system … Read more
6.4L Diesel – Oil Cooler Service Tips General Service Bulletin (GSB) This document is designed to provide information and tips for cooling system inspections, flushing, and refilling that can assist in proper diagnostics and prevention of repeat repairs. 6.4L diesel engine oil coolers are being primarily replaced due to restrictions from cooling system contamination … Read more
2008-2010 – 6.4L Diesel – Hard Start And/Or Runs Rough – After Rocker Arm Pedestal Assembly Replacement Some 2008-2010 F-super duty vehicles equipped with a 6.4L powerstroke diesel engine can exhibit the following conditions after rocker pedestal replacement: Hard start, crank no start, runs rough, and/or engine knocking. These concerns may be due to … Read more