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Thursday, April 22, 2010

1996 Chevy Express van 1500 8cyl ,v8 ,350 eng. 162,000 miles

will stop after running an hour or two.replaced: 2 fuel pumps,fuel filter,fuel relay,plugs, wires,rotor, distributor, coil,spider, 57 pound of pressure from fuel pump.Continue to cut off after an hour or two.Help.

1)Have you checked your fuel pressure regulator?
2)vapor lock
3)Check Back pressure on catalytic converter
4) check for Engine codes tip : Once the engine has died, check to see what is missing... spark or fuel or both, then concentrate on that circuit to determine the problem. "simplify"

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