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Go Back   Hummer Forums by Elcova > Hummer H2 Discussion Forums > Technical Discussion and Customizing your H2

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  #1  
Old 05-27-2013, 11:08 PM
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iwillnc iwillnc is offline
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Default Re: Tranny cooler installation

Update, I've done the loop to stock cooler avg temp is 178 so far has got up to 185.

Outdoor temperature is about 80 F

At the moment I can't say whether this is a success or failure, although its leaning toward a failure, I'll know for sure when the outdoor temps hit 95+
I'd like some wiggle room on the temp, I'm sure the stock would be fine if your max temp was 70, but I'm not sold on it as is.

If at any point the temp hits 200 then I will be putting on my aftermarket cooler.

Driving varies between in town to country roads

If my max temp when outdoor temp gets to 90+, never goes above 190 then ill be adding a deeper pan, I haven't been offroad yet but I'm sure it would get hot

Quite honestly I never paid much attention to the trans before other than periodically checking it wasn't above 200, so if these numbers are normal, I can't say.

Last edited by iwillnc : 05-27-2013 at 11:15 PM.
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  #2  
Old 05-28-2013, 01:20 AM
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Default Re: Tranny cooler installation

Quote:
Originally Posted by iwillnc
If at any point the temp hits 200 then I will be putting on my aftermarket cooler.

Be ready to change it. I did the loop with stock cooler and yeah temps will reach much higher than 200. Especially on the highway. I then installed a slightly larger than stock cooler. It was a flexolite. Don't remember the model. It kept temps generally in the 200-215 range. Still too warm for me. Put the trucool and now its fine. 150-155 degrees.
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  #3  
Old 05-28-2013, 02:13 AM
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Default Re: Tranny cooler installation

Well dern ryaleon, I was hoping someone with experience would have spoken up BEFORE I looped it.

I still don't know how I got the cuts on my hands, but I have plenty of blood in my engine compartment from today.

Don't look forward to going at it again, but w/e
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  #4  
Old 05-28-2013, 02:38 AM
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Default Re: Tranny cooler installation

Sorry about that bud didn't see your plea for help. Oh well we live and learn. I did it 3 times as I said. Gave me lots of cuts! Come to think of it the Hummer has given me tons of cuts.
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Last edited by ryaleon : 05-28-2013 at 02:44 AM.
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  #5  
Old 05-28-2013, 03:23 AM
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Default Re: Tranny cooler installation

Is your A/C any worse off from having less flow?
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  #6  
Old 05-28-2013, 10:16 AM
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Default Re: Tranny cooler installation

Quote:
Originally Posted by iwillnc
Is your A/C any worse off from having less flow?
Ac is fine. Everything is fine. No issues with the trucool.
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  #7  
Old 05-28-2013, 12:43 PM
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Default Re: Tranny cooler installation

Hell, your missing my point, I don't live where min yearly temps are 60, it can get around 18 here( which is in fact cold here)
A transmission that's too cold is not good for wear or dare I even say, efficiency.
Your missing this.

Also you can pickup a brand new tranny for 2600 + 100 jack, hope you got a lot of mods.



But yes the trucool will be goin on next
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  #8  
Old 05-28-2013, 05:46 AM
Hellz Hellz is offline
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Default Re: Tranny cooler installation

Quote:
Originally Posted by iwillnc
Update, I've done the loop to stock cooler avg temp is 178 so far has got up to 185.

Outdoor temperature is about 80 F

At the moment I can't say whether this is a success or failure, although its leaning toward a failure, I'll know for sure when the outdoor temps hit 95+
I'd like some wiggle room on the temp, I'm sure the stock would be fine if your max temp was 70, but I'm not sold on it as is.

If at any point the temp hits 200 then I will be putting on my aftermarket cooler.

Driving varies between in town to country roads

If my max temp when outdoor temp gets to 90+, never goes above 190 then ill be adding a deeper pan, I haven't been offroad yet but I'm sure it would get hot

Quite honestly I never paid much attention to the trans before other than periodically checking it wasn't above 200, so if these numbers are normal, I can't say.

so if you have a aftermarket cooler.. why **** around with the OEM one?
i spent $5k for a new tranny.... granted i could have gotten a cheaper one.. but still.. if you want to possibly fry it.. knock yourself out.
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