Need transmission advice

mike.germann

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Ok, so based on what i've heard so far...tell me if my logic is correct:

Since my trans cooler wasn't changed, it could be partially plugged, causing fluid to travel via the bypass valve because of the slight rise in pressure...and because the bypass valve is a small line consistently pushing fluid, the trans is working harder to keep fluid flowing, causing my trans temp gauge to rise.

Is that correct? It makes sense, if that's what y'all are saying.
 
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Racinghcr

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Put on a Hughes Aluminum Tranny Pan for a start. Get the model with 5 extra quarts of trans fluid. When refilling use a Qt of LUCAS Transmission Treatment too. The extra Trans fluid will help keep your tranny cooler and the larger pan to dissipate heat better. Make sure your radiator and Transmission radiator is not blocked by dirt,bugs,debris,and a large license plate bracket can restrict air flow to the trans cooler/radiator. Spray it out and put in a screen (over whole radiator opening) so it can be cleaned easily. Use common sense when towing and excessive idling can build heat in heavy traffic too.
 

mike.germann

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I currently have an ATS deep pan that holds extra fluid. My trans cooler is kept clean (even though I off-road pretty hard, I spray everything down and clean it all up...$25 carwash bucks later). Also, my license plate is custom mounted onto my full-replacement bumper, not in the way.
 
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BJS

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Mike you've got a very logical culprit for the problem and reasonably easy to replace. You can check for cooler restrictions by measuring the flow through the cooler stack by pulling the return line and measuring the output at idle. also when doing this you should not get fluid coming out of the return port on the bypass if there is adequate flow.
 

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