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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #1 ·
has anyone installed a oil catch can on their 3.2L before?
i would love to get some imput from a GM tech on how it would be connected, because the PCV system on this engine is a little different.

ewillard? you still on here?
 

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2006 CTS-V
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From what I understand, it would be removing the dirty air line, running that line into the catch can, then running a new line from the catch can into the dirty air line connector.

I'll be picking mine up in about an hour or so from the post office.
 

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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #3 ·
is i just dont know which line is the dirty line, because most cars have a single air line, ours has 4....
would love to see the install on it.
where did you buy it from? price?
 

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Dirty air line is the 2nd line (from left to right).
I bought it on ebay. I paid $40 shipped, and its definitely high quality aluminum. Billet 6061.
On a side note, for you canadians, this item might cost $430 after shipping and customs. LOL
 

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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #5 ·
can you take some pics of it once installed? and looking at it, is it just a can with 2 fittings, air in and air out?
couldnt i just make 1 of these?
ill probably end up buying one.
can you show me which one you bought off ebay? listing number?
 

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Yeah, I'm sure you can make one. Here's a link
http://cgi.ebay.com/ebaymotors/Univ...r_Truck_Parts_Accessories&hash=item3caeb6c92a

The design is so simple, I'm sure you don't need to spend hundreds of dollars on one. I'm sure you can make one with some fittings, some PVC pipe, and hoses. I don't think it would be very difficult, but I think $40 shipped for 1 is good enough.

And here's the PCV hose info:


[edit]
i originally said 3rd line, but when i double checked, i saw it was the 2nd line. I'll be sure to take pics and everything, but what I'm probably going to do today is try to locate a spot to put this at where it won't bang into anything, where it'll be easy to drain, and still be accessible from the PCV valve hose, etc. I might have to get a barb, and another piece of hose depending on how I'm going to run this.
 

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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #7 ·
thanks for the link...its $19 shipping to canada, so once i see how you mount it ill probably order the same one.
i just want to see how it all works out first and make sure you dont get any engine lights.
also i have a big lowering project in the works, and my car isnt on the road till march or april.
 

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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #8 · (Edited)
thanks for the link...its $19 shipping to canada, so once i see how you mount it ill probably order the same one.
i just want to see how it all works out first and make sure you dont get any engine lights.
also i have a big lowering project in the works, and my car isnt on the road till march or april.


edit - wow major glitch...the page froze and i hit refresh.
sorry for the double post
 

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Gotcha. Will do. I'm going to take some pics once I set it up. but first, I gotta see how/where i can mount this at. I don't want to run extra hosing and i want to keep it nice and tidy and near the rear connectors. I'm going to look in the catera section here and see if anyone has done this, seeing as how its the same engine.

[edit]
took a look at the engine compartment, best spot will probably be near battery. This also needs some barbs because our PCV valve hose is too small of a hose to fit over the barbs on the catch can. I'll probably have to do some modifications. I'll list everything with sizes and everything very very soon.
 

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I went to home depot and ordered the following parts:
1/4" Barb x 1/4" MIP (2x. Hose Barb)
1/4" FIP x 1/8" FIP (2x. These are couplers)
1/8" MIP x Close (2x. These are brass pipe nipples that thread into the Oil catch can)
1/4" Barb x 1/4" Barb (Double barb. I had this from a LONG time ago so yeah)
1/4" ID tubing (about 2 feet was good. I bought alot more cuz I need either way)

Unfortunately, no one had a 1/8" MIP x 1/4" Barb, so I had to couple these together to get it to work. If you can find a 1/8" MIP x 1/4 Barb, you'll be good money and you won't need the coupler nor the nipple.

Anyway, I used a standard wrench and just removed the oil catch cans barbs (which are for 3/8th from what it looked like) and replaced it with the new barbs.


Thats how it ends up looking. Afterwards, I connected the double barb to a piece of tubing.


Now under the hood... I disconnected the dirty air line (2nd line) and then... with the hose from that line, I connected the other side of the barb. Now the dirty air line was running into the 1/4" tubing via the barb. I then sized it up and cut and connected it to 1 barb from the oil catch can. Now I used the same tubing, connected it to the opposite side of the catch can, and connected that into the barb from the top of the intake manifold, where the dirty air line was originally running into.





I currently have it mounted using a ziptie and a clamp ring. I'm sure there is a better method. I just did this for now as it was wayyy too cold outside to start thinking. LOL Any suggestions in here would be appreciated.
 

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03 CTS 3.2L (Sold) / 09 CBR 600rr /2014 GMC Sierra
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Discussion Starter · #14 ·
what does the tube down the side of it do?
i imagine you have to dump and clean it out once and a while, but how often?
 

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The tube lets you see how much oil is in there. Acts as a marker.
As for how often... Guess I'll have to find that out while driving and checking it every few days.
 

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Discussion Starter · #16 ·
ok OD so lets see a update on this??
hows it going? is it full? i found one on ebay for $30 shipped to canada (finally a seller that isnt ripping us off too much)
there was another seller that had $6 shipping in usa or $99 to canada...that pisses me right off!!!
 

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Discussion Starter · #18 ·
http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=320667989490
ok well i was impatient and this was the cheapest with shipping that i could find, im sure they all do the same thing, i even saw a few home made ones a couple days ago in the V section. cost me $33.88 with shipping

coke_o - it stops oil sludge from recirculating. ive seen other posts that people who have excessive oil usage (loss of oil) add a dump can and it reduces the amount.
when i had my intake apart last year i noticed the tube in the bottom had sludge oil in it, not enough to worry about but still.
 

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I haven't had the time to actually check and open it up as well, mostly because i was thinking of doing it today until all this rain came down. When the weather clears, I'll take a look at it. (or if it at least slows down.)
 

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