Pitt0098 Posted September 4, 2020 Share Posted September 4, 2020 2004 mack 427 cranks but doesn’t start. It will start on starting fluid. I have bleed from back to front all fuel line. I was getting alot of air. now i have no air come out just fuel. It ran fine. the next morning it would not start.. any help would be appropriated .. Quote Link to comment Share on other sites More sharing options...
JoeH Posted September 5, 2020 Share Posted September 5, 2020 Internally collapsing fuel line? Quote Link to comment Share on other sites More sharing options...
JoeH Posted September 5, 2020 Share Posted September 5, 2020 (on suction side, between tank and lift pump) Quote Link to comment Share on other sites More sharing options...
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