# Coolant type

**URL:** <https://community.cartalk.com/t/coolant-type/77859>\
**Category:** General Discussion\
**Created:** [March 8, 2013, 6:20am UTC](https://community.cartalk.com/t/coolant-type/77859 "2013-03-08T06:20:56Z")\
**Posts on this page:** 11\
**Page:** 1

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**Author:** ![knramirez](https://avatars.discourse-cdn.com/v4/letter/k/c4cdca/32.png) [@knramirez](https://community.cartalk.com/u/knramirez)\
**Post date:** [March 8, 2013, 6:20am UTC](https://community.cartalk.com/t/coolant-type/77859/1 "2013-03-08T06:20:56Z")

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Is it ok to use green colored coolant once or twice when orange coolant is recommended?

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**Author:** ![texases](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/texases/32/862_2.png) [@texases](https://community.cartalk.com/u/texases)\
**Post date:** [March 8, 2013, 6:48am UTC](https://community.cartalk.com/t/coolant-type/77859/2 "2013-03-08T06:48:27Z")

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Never mix them. You can change if you flush out with water.

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**Author:** ![knramirez](https://avatars.discourse-cdn.com/v4/letter/k/c4cdca/32.png) [@knramirez](https://community.cartalk.com/u/knramirez)\
**Post date:** [March 8, 2013, 8:24am UTC](https://community.cartalk.com/t/coolant-type/77859/3 "2013-03-08T08:24:28Z")

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What happens if u do mix?

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**Author:** ![bing](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/bing/32/4619_2.png) [@bing](https://community.cartalk.com/u/bing)\
**Post date:** [March 8, 2013, 10:08am UTC](https://community.cartalk.com/t/coolant-type/77859/4 "2013-03-08T10:08:03Z")

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I believe you risk having it glob up and clog the cooling system.

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**Author:** ![dagosa](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/dagosa/32/9837_2.png) [@dagosa](https://community.cartalk.com/u/dagosa)\
**Post date:** [March 8, 2013, 4:02pm UTC](https://community.cartalk.com/t/coolant-type/77859/5 "2013-03-08T16:02:40Z")

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Why would you want to change from the recomended coolant ?

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**Author:** ![texases](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/texases/32/862_2.png) [@texases](https://community.cartalk.com/u/texases)\
**Post date:** [March 8, 2013, 8:27pm UTC](https://community.cartalk.com/t/coolant-type/77859/6 "2013-03-08T20:27:14Z")

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Sounds like the coolant was low and some green was added.

Solution is to do a thorough coolant change, with a flush with water, and make sure the reservoir is emptied and rinsed out.

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**Author:** ![dagosa](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/dagosa/32/9837_2.png) [@dagosa](https://community.cartalk.com/u/dagosa)\
**Post date:** [March 8, 2013, 8:55pm UTC](https://community.cartalk.com/t/coolant-type/77859/7 "2013-03-08T20:55:58Z")

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I would do exactly as you say then @texases , then just make sure the coolant you bought or had on hand was campatable with what ever you put in.

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**Author:** ![missileman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/missileman/32/1366_2.png) [@missileman](https://community.cartalk.com/u/missileman)\
**Post date:** [March 8, 2013, 8:58pm UTC](https://community.cartalk.com/t/coolant-type/77859/8 "2013-03-08T20:58:52Z")

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Concur with @texases. If you do have Dexcool (horrible stuff) then mixing the green stuff with it creates a dark, sticky mess that can cause your engine to overheat and may plug your radiator.

There is nothing inherently wrong with the coolant itself (Dexcool) but situations like a blown hose, water pump leaking or someone adds the wrong anti-freeze and it’s a recipe for disaster. That’s why I always remove Dexcool from any vehicle I own. Why tempt fate when other anti-freezes are readily available? I use the yellow variety and have never had a problem.

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**Author:** ![dagosa](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/dagosa/32/9837_2.png) [@dagosa](https://community.cartalk.com/u/dagosa)\
**Post date:** [March 8, 2013, 9:00pm UTC](https://community.cartalk.com/t/coolant-type/77859/9 "2013-03-08T21:00:05Z")

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[http://recycool.net/index.php?option=com\_content&view=article&id=14:antifreeze-facts&catid=10:antifreeze-facts&Itemid=10](http://recycool.net/index.php?option=com_content&view=article&id=14:antifreeze-facts&catid=10:antifreeze-facts&Itemid=10)

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**Author:** ![db4690](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/db4690/32/2583_2.png) [@db4690](https://community.cartalk.com/u/db4690)\
**Post date:** [March 9, 2013, 6:45am UTC](https://community.cartalk.com/t/coolant-type/77859/10 "2013-03-09T06:45:26Z")

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Dexcool is fine if and only if it gets replaced every 5 years, as per the GM service schedule.

Wait too long and all bets are off.

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**Author:** ![Docnick](https://avatars.discourse-cdn.com/v4/letter/d/ecae2f/32.png) [@Docnick](https://community.cartalk.com/u/Docnick)\
**Post date:** [March 9, 2013, 9:11pm UTC](https://community.cartalk.com/t/coolant-type/77859/11 "2013-03-09T21:11:17Z")

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If you use DEXCOOL don’t mix it with anything else.
