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Re: What is causing fuel pumps to sieze up when shut down?
Posted to Technical Theory Forum on 2/19/2020 1 Reply

For the second part of your question, I would have to say expense. The cost of one pump in a system is bad enough. Besides having another pump just sit "dead" in a tank of fuel is not a good idea in the long term due to corrosion factors inherent with ethanol ... Login to read more.

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