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stopped up fuel filter or poor fuel delivery

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โˆ™ 2006-03-03 05:01:56
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Q: Why does your 94 Chevy 350 run fine at idle but wont run when driving it?
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1990 Chevy 1500 pickup 5.7 liter V8 it starts fine but it wont idle if you give it gas its fine but if you let it idle it goes from a low idle to a high idle a couple times then dies is it the ecmchip?

I just bought a 79 Chevy with the 5.7 350 in it..it was doing the same thing next time you put gas in it get some sort of additive like carb cleaner and put it in the gas then try and blow it out a little I drove mine about 100 miles when I bought it and it seems to be just fine now


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