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Re: GM Fuel pump control module
Posted to Technical Discussion Forum on 3/21/2013 1 Reply

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Hi tony,

I didn't have anymore time to play with it but I did capture this. At 50% command I had 83 psi and at 70% I had 84 psi. One other thing, when starting the engine pressure goes to 60 psi fo... Login to read more.

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