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Message: <blockquote data-quote="mmakam2" data-source="post: 657705" data-attributes="member: 11963">Hey i found this today, when i noticed a vacuum line that wasnt connected to anything. it went around to the back of the intake manifold and i have no idea what it was for. anyways, I plugged that up. the car seemed to run fine, but the idle wasnt smooth. the rpms would go up and down. then I found this thing, it has a harness connector on one side, and the other has a t-fitting with two hoses, one that isnt connected to anything, the other goes down and i think through the firewall. Can anyone tell me what this is, and possibly what the vac line was also?<img src="http://i940.photobucket.com/albums/ad244/mmakam2/IMG00025.jpg" alt="" class="fr-fic fr-dii fr-draggable " style="" /></blockquote>