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Thread: air removal question
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03-26-2010, 08:58 AM #1
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- May 2009
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- Manitoba
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- 139
blue- 1998 Trans Am ls1
air removal question
So i removed the air pump and hoses as described here. I got a question that i cant find the answer to tho. As i pulled the big air hose off (the one with the tee fitting and goes from drivers side to passenger side) i noticed that a smaller hose came with it. (it was looped with a connector with the big hose) The smaller hose came from the drivers side from from a black nipple on top of the valve cover to a tee then two fittings on the passenger valve cover.(closer to the back of valve cover) Can someone please tell what these hoses are and what can i do with them? My car is a 98 ta
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03-26-2010, 11:04 AM #2
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Navy Blue Metallic- 98 T/A w/ mods, 00 FBVert
post a pic....it's been awhile since I've seen EGR and Air system in my car....
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03-26-2010, 12:00 PM #3
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- Greene, Iowa
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Red- 99 Chevrolet Camaro Z-28
is it possible your talking about the pcv hoses?? they have nipples that go into the valva covers like you are saying here
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03-26-2010, 12:05 PM #4
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- Jan 2010
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silver- 2000 formula
on the Divertor valve selnoid.....there are 2 nipples for vacum hoses....one hose goes to the back of the manifold....the other hose goes to the divertor valve (that T thingy) you can just plug the one nipple to the DV....or remove the DVS and plug the nipple behind the manifold......your choice.......(pick plug the nipple on DVS)
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03-26-2010, 12:08 PM #5
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blue- 1998 Trans Am ls1
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03-26-2010, 12:10 PM #6
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- Jul 2006
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Red- 99 Chevrolet Camaro Z-28
theres only 2 vacuum lines on the intake in the back. one is for the brake booster, bout foot and a half long with angles bent into it, and about 1/2 inch inside diameter. and another is 1/8th inch line for the hvac
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03-26-2010, 12:13 PM #7
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blue- 1998 Trans Am ls1
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03-26-2010, 12:14 PM #8
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- Jan 2010
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- texas
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silver- 2000 formula
the HVAC line is T'd to go to the DVS .......mines a 2000
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03-26-2010, 12:16 PM #9
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- Jul 2006
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Red- 99 Chevrolet Camaro Z-28
if its valve cover to valve cover your feeling the pcv valve lines, it starts on the drivers side valve cover, comes over to the passenger valve cover then comes up and ties into the the intake behind the t.b
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03-26-2010, 12:16 PM #10
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- May 2009
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- 139
blue- 1998 Trans Am ls1
also, its a very spongy, soft rubber hose with a plastic pipe running inside of it
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03-26-2010, 12:18 PM #11
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- texas
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silver- 2000 formula
are we talkin egr...air...or PCV here???
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03-26-2010, 12:19 PM #12
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- May 2009
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- 139
blue- 1998 Trans Am ls1
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03-26-2010, 12:20 PM #13
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- May 2009
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- 139
blue- 1998 Trans Am ls1
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03-26-2010, 12:23 PM #14
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Red- 99 Chevrolet Camaro Z-28
spongy line is 100% pcv line...its insulated
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03-26-2010, 12:24 PM #15
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Red- 99 Chevrolet Camaro Z-28
im not sure if u can remove this completly or not..
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03-26-2010, 12:26 PM #16
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Navy Blue Metallic- 98 T/A w/ mods, 00 FBVert
If it's connected to the TB, then yes you do. I ask for a pick because it would help clarify what you are looking at.
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03-26-2010, 12:30 PM #17
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blue- 1998 Trans Am ls1
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03-26-2010, 12:33 PM #18
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Red- 99 Chevrolet Camaro Z-28
it is connected to a nipple behind the throttle body on the passenger side. and has little flat clips that connect into the manifold itself then a hose plugs into the nipple pointing towards the front of the car, then wraps around to the back of the intake and the plastic nipple will plug into the top right corner of the valve cover underneath the cowling
i can get you a pic if needed. as my intake is off the car currently
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03-26-2010, 12:41 PM #19
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Red- 99 Chevrolet Camaro Z-28
heres the hose, and how it plugs into everything
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03-26-2010, 12:49 PM #20
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blue- 1998 Trans Am ls1
thats it!! your ends/connections look a little different, but the hose is identical.
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