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Old October 18th, 2012, 04:41 PM   #42
have fun or die trying
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Join Date: 12-04-09
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check fuel pressure my old 4.3 did exactly this i heard the pump running normally and went for everything else in the end it was the one thing i was sure it wasn't pump ran fine but couldn't maintain pressure all the time sometimes it was fine not sure why replaced after several pressure checks with just key on and the the same at idle to find the problem
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