Intake leak? Huh?
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Join Date: May 2006
Location: Hermitage, PA
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from time to time my car does something pretty similar, but i tracked it down to the pcv valve. i swapped it out for the revised one from gm (the ones used on the trucks with just a hole in it and no check valve) and i noticed a strange whistling not too long afterwards. if i pull the hose off at the valve and plug it with my finger it stops. it's not leaking, but it's just the sound of the air going through it. i've learned to live with it because i usually only hear it when i'm sitting still, and there's no way i can hear it over the exhaust once i'm moving.