1996 Chevy van (5.7L TBI) running poorly/dies?

Frankie-J

New member
Ive got a 1996 chevy 1-ton work van that I need some advice on. To sum it up, it runs like $hit.
It's hard to start, and when you do get it started it will run for a little while until the choke cuts off and then it will die. It also dies when you go to put it in gear. To keep it running, you have to keep it at approx 15% throttle. The ECM shows no codes.

: Ive changed the plugs, wires, dist cap and rotor, & fuel filter, with no improvement.
: Ive checked the compression of all 8-cyls and they all show good (110-120psi),
: The ECM has no codes, pending or stored.
: All vacuum lines have been replaced and triple checked, The firing order has been triple checked.
: Their are no leaks around the intake, throttle body, EGR, etc.


Im thinking it is maybe the o2 sensors or the ignition module? What do you guys think? I can't keep tossing money at it.

thanks.
 
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