Have you tried capping off the vacuum signal to the FPR? I don't think those things were ever designed to work with boost. Once you cap it off, run it for a little while and make sure the FPR isn't leaking fuel out the vacuum hose.
Have you tried capping off the vacuum signal to the FPR? I don't think those things were ever designed to work with boost. Once you cap it off, run it for a little while and make sure the FPR isn't leaking fuel out the vacuum hose.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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