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I had mixed coolant. Gunk build-up. Can I used CLR in the system to clean it out?

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Old 11-17-2008, 06:48 PM
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I had mixed coolant. Gunk build-up. Can I used CLR in the system to clean it out?
Old 11-17-2008, 07:43 PM
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R u serious???
Old 11-17-2008, 08:15 PM
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don't do that.
Old 11-17-2008, 08:20 PM
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Default Link to a G11 and G12 discussion with a link to a flushing procedure.

<ul><li><a href="https://forums.audiworld.com/s4s6/msgs/141400.phtml">From the FAQ</a></li></ul>
Old 11-17-2008, 09:46 PM
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Default Others have suggested this. I wouldn't do it, nor need to, but he didn't just make it up :}

<ul><li><a href="https://forums.audiworld.com/s4s6/msgs/149606.phtml">https://forums.audiworld.com/s4s6/msgs/149606.phtml</a</li></ul>
Old 11-17-2008, 09:48 PM
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Default From flushing my system like this, 2 times wasn't enough to remove old coolant, id do this until the

water draining out is light light grean (or whatever color your old coolant was)

I flushed it 4 times before i was satisfied.
Old 11-18-2008, 08:41 AM
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Default my system is all corroded and has crap all in it. I just figured CLR would clean it out.

In my mind, its a closed system, and it would help heat transfer.
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