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2000 Chevrolet Express 1500 Question: fuel pump is noisy (loud buzz) when fuel level is half or below. Fill tank, no buzz



Visitor, 5.7L V8, Longwood, FL, September 04, 2010, 21:46

loud buzz noise from fuel pump when fuel level is 1/2 or below

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  • Answer #1

    September 04, 2010, 22:00

    pump is close to complete failure. as the level goes down and the pump motor emerges from the fuel, the noise level goes up.

    Replace the pump


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