Question about 1993 Chevrolet S-10

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I have a 94 s-10 with a 4.3 and i have a wide open throttle bog , i am burning a stupid amount of gas i have a new long block in the truck new fuel pump i changed the plugs and cap and rotor and its still didn't help,i also chenged the fuel regulator  inside the manifiold as well as the fuel lines inside the manifold

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Have u looked into a map sensor or mass air or throttle position sensor checkin those might help or o2 sensors have the truck scanned n c if any of thoes r out of voltage range

Posted on Mar 05, 2009

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