Yeah, all hoses are connected.
There's a little cap on the side of the IAC, this is what is making the sound.
I suppose it should be replaced.
Dueling Duratecs
'95 SE V6 MTX 0 Mods
'04 Mazda6 S Wagon
'03 Kawasaki Z1000
But thus do I counsel you, my friends: distrust all in whom the impulse to punish is powerful!
Friedrich Nietzsche
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