Question about 1991 Chevrolet S-10

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My 1991 chevy 4.3 s-10 pickup wont start or stay running

Alright well i was driving and all the sudden my truck quits gettin power so we looked at it and the fuel pump wasn't running. we changed the fuel pump and everything and it didnt start, but it was now getting fuel pressure and it starts on ether but u hafta pump the gas pedal fast and keep it screaming to keep it running. it has new plugs, wires, distributer cap and rotor, the sensors are good. the last things we can think of are the timing chain, the distributor, and the coil. please help if you can it would be appreciated.

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Check the fuel preasure regulator, using a vacuum pump check the unit and see if it holds vacuum if not replace unit

Posted on Sep 27, 2009

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