My tank will make noise when its empty or if my fuel filter plugs. Sounds likes it "oil canning". Hope that helps. Taking off the cap to equalize pressure helps.

Last edited by 57_StepSide; 04/12/2012 2:51 AM.
Eric
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'57 Chevy 3100 (Little Red)
'81 RD350 LC - Fun, Fun, Fun
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