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If you hear the fuel pump running, then start by replacing the fuel filter. If you don't hear the pump, check the fuse. A fuel pressure test will verify if the pump is good or not. It can also be a fuel pump relay or in rare instances a defective ECU.

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โˆ™ 2006-04-21 16:41:49
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Q: I am unsure if my fuel pump is out or if the fuel filter is clogged how can I tell?
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Related questions

Can a clogged fuel filter keep a fuel pump from working?

A clogged fuel filter can actually cause a fuel pump to fail. This is a much more expensive repair than a filter.

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Either the fuel filter is clogged or the fuel pump is defective, even if it is a new pump.

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Sure, a completely clogged filter can stop the flow of fuel.

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Replace the fuel filter before proceeding. That may be your problem. It may also be a fuel pump failing, especially if the fuel filter is clogged. A clogged fuel filter will ruin an otherwise good pump. Can also be a defective fuel pump relay.

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Clogged fuel filter or fuel pump is failing.

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Water in the fuel or a clogged fuel filter can damage a fuel pump. You can also damage a fuel pump by running the pump without fuel in the tank.

What would happen if fuel filter would fail on 2007 Chevy impala 3.5 v6 engine?

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