96 chev p-up 5.7 crank no start.
I got stuck working on this after a friend replaced fuel pump and still a no start. After checking all fuses in and out, relays,power to ecm on orange wire and pink ing wire to ecm all goood. When ign key is turned on no security light or engine light, no com on scan port with scanner.
Last edited by mark1954; Apr 4, 2018 at 2:57 PM. Reason: need help


