Hello i just baught a 2006 6.6 diesel 56,000 miles and had one owner and i just installed a edge evoloution programmer and have had it on level 3 which is peerformance.. I have messed with diffrent levels like 1-3 and now i have a injector out and fuel regulator out as well.. Any sugestions why this happend? Mabie bad fuel? Idk.. Fuel filter is good 98 percent on head up display... Fresh oil ... What could of caused it ? Any suggestions would help thanks
alex
alex