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[Z06] Coolant draining question

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Old 01-14-2009, 03:36 PM
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m66
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Default Coolant draining question

I would like to drain and empty my coolant tank..just a simple question..when adding the coolant again..do i add 1 gallon of Dex coolant and 1 gallon of water? or is it 2 gallons of Dex coolant?

Thanks
Old 01-14-2009, 03:40 PM
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jan eric
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Where do you find the drain for the radiator?
Old 01-14-2009, 04:19 PM
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jan eric
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I can not find it if it exists.
Old 01-14-2009, 04:20 PM
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captej
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try the manual
Old 01-14-2009, 04:50 PM
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jb442
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Originally Posted by jan eric
Where do you find the drain for the radiator?
IIRC, the drain is at the bottom of the radiator end-tank, on the passenger side.
Old 01-14-2009, 04:51 PM
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speedyc5
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Originally Posted by jan eric
I can not find it if it exists.
Jan, look on the lower passenger side rear of the radiator. It will not be a "petcock" like you may be used to seeing. I believe it takes like a 1/4" sguare. Try a rachet extension.
Old 01-14-2009, 05:35 PM
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DSteck
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Mine doesn't need a ratchet. It's just a small petcock on the passenger side.
Old 01-14-2009, 08:23 PM
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Stage Runner
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Originally Posted by m66
I would like to drain and empty my coolant tank..just a simple question..when adding the coolant again..do i add 1 gallon of Dex coolant and 1 gallon of water? or is it 2 gallons of Dex coolant?

Thanks
Unless you get the pre-mixed coolant which is 50/50. Whatever straight coolant you add to your cooling system, you will also add equal amounts of water. This is pretty standard, some geographical locations might require different percentages of coolant/water.

SR
Old 01-15-2009, 09:26 AM
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m66
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Originally Posted by Stage Runner
Unless you get the pre-mixed coolant which is 50/50. Whatever straight coolant you add to your cooling system, you will also add equal amounts of water. This is pretty standard, some geographical locations might require different percentages of coolant/water.

SR
Thanks for the reply
Old 01-15-2009, 10:11 AM
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Kent1999
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Originally Posted by Stage Runner
Unless you get the pre-mixed coolant which is 50/50. Whatever straight coolant you add to your cooling system, you will also add equal amounts of water. This is pretty standard, some geographical locations might require different percentages of coolant/water.

SR
50/50 is fine and easy, but a 70% concentration of antifreeze gives the maximum amount of boil protection (that percentage is on the back of the coolant container). I mix it 2 parts antifreeze to 1 part water... thats 66%... should be great.

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