On Chevy's and Fords,I have had to replace the fuel pressure regulators. The diaphram inside goes bad and then they draw gas right into the intake manifold. To check pull the vacuum line off at the manifold, if its wet the regulator is leaking.
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On Chevy's and Fords,I have had to replace the fuel pressure regulators. The diaphram inside goes bad and then they draw gas right into the intake manifold. To check pull the vacuum line off at the manifold, if its wet the regulator is leaking.
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