Drain coolant

downtownford

New member
Jul 20, 2015
3
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How do I get to the radiator drain plug. I want to drain my coolant on a 2006 lly duramax


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andy-stevenson

New member
Jul 7, 2013
838
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Not sure if your truck would have the drain or not. If it does it would be on the bottom passenger side corner. If not you just have to pull the lower hose on the bottom passenger side.
 

clrussell

pro-procrastinator
Sep 23, 2013
5,928
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83
Don't think 06 and newer have them :(


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minerigger

Active member
Dec 24, 2013
2,660
1
38
Casper, WY
Nope get ready for a bath...I fuggin hate that they dont. I have yet to figure out a half decent way of doing it so I can save and reuse it

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TheBac

Why do I keep doing this?
Staff member
Apr 19, 2008
15,677
1,947
113
Mid Michigan
Keep the overflow cap on.

Try to find a wide tube (PVC?) to put the end of the hose into right from when you pull it loose to help guide the fluid into the pail. I used one of the I/C pipes.
 
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rg3whitelbz

New member
Jan 19, 2013
166
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Maryland
I like my big black concrete trough to cover the largest area and probably holds 7-8 gallons.

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c20elephant

C20ELEPHANT
Apr 25, 2013
2,065
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Phoenix, Arizona
Next coolant drain this is going in, Home Depot has some mortar mixing tubs 6" in height and 20"x28"..
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Awenta

Active member
Sep 28, 2014
4,090
2
38
CT
Anyone try tapping a hole for a drain? A 1/4 npt air compressor drain would work?

Guess you don't need to do it often enough to make it worth while though.

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dieselfelon

New member
May 6, 2016
2
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MN
Nice... I was thinking of having one made but I found one online. It is made specifically for the Duramax. I ordered one and have received it. I haven't had a chance to install it yet. When I do, I'll report back.
Here is a link.

http://mfrindustries.com/

It looks pretty nice. It is made of stainless steel. The drain plug looks like a common GM engine oil drain plug available at napa if it strips out.
Mark
 

N2BRK

Well-known member
Dec 31, 2009
2,059
391
83
What about adding a tee into the small house running under the main? You could cap it when not draining.
 

whitetrash21

put on da damn helmet day
Apr 29, 2008
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Vegas
I like my big black concrete trough to cover the largest area and probably holds 7-8 gallons.

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Next coolant drain this is going in, Home Depot has some mortar mixing tubs 6" in height and 20"x28"..
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X3. Just used one when I did the water pump. Catches 95% ....Just not the stuff that sneaks down the block/lines/skidplates/etc
 

Wyley87

New member
Jul 21, 2012
75
0
0
Texas
I got the one from Mfr. Used it during a coolant flush. The constant removing of the plug caused it to start leaking. I i installed a fumuto valve where the plug used to be. I might ad them to the sides of the block too but I haven't decided just yet.

Easy peasy draining now.
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