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HELP 1991 GMC Jimmy Lost electrical power to fuel pump

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09-24-2025, 05:56 PM

RaTcheTmasTer

Automania

Join Date: Jun 2009

Location: Pleasant Grove, in the Mountain West.

Posts: 361

Re: HELP 1991 GMC Jimmy Lost electrical power to fuel pump

Quote:

Originally Posted by kwmech

Does the fuel pump cycle for about 2-3 seconds when you first turn the key on? Is the oil pressure sending unit plugged in? Is there power to the fuel pump when the key is on?

IT had no power to the pump.
Thanks for the ideas.
Its now been solved!! check my post above!

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