checking fuel preasure

will sombody please tell me how to check the fuel preasure on a 88 chevy pickup

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Easiest way we found was to put a pressure gauge inline at the fuel filter. If you don't have access to a pressure test set made to do this try borrowing one from a garage if you know someone. Our 89 had 5-12 psi old pump (1 year old) with a new pump it sits at about 16 psi... Our 92 was low and we found the spring was broke in the regulator.
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Is the 89 throttle body injection?
Al
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Yes, our 89 and 92 are
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