Los76

I opened fuel system,i do have smoke coming out of the stacks now but still just cranks getting plenty of fuel out of the return line also,even have changed out engine harness 

I have a 2003 ami 370 that cranks but wont start unless you spray either it will run , have changed ecu,fuel pump, fuel lines,and fuel filters 

I am not getting no smoke out of the stacks and can crack the lins and getting fuel to all them ,stuck need some help

I have a 2003 mack with ami 370  that cranks but wont s, can anyone helptart unless u spray either to it ,runs only with either

change out ecu fuel pump fuel line fuel filters and now I am just stuck ,have bno smoke coming out the stacks but when crack injector fuel lines fuel does come out of them