Fuel pump

Asked by Feb 28, 2017 at 08:45 PM about the 2004 Chevrolet Blazer 4 Door LS 4WD

Question type: Maintenance & Repair

With the key switch turned to on, does the fuel
pump hum? Or is it quiet?

1 Answer

69,295

You can usually hear it run for about 3 to 5 seconds. Especially back by the gas tank. HTH. -Jim

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