Automatic transmission cooling....

Discussion in 'Dodge 2nd Gen Cummins 5.9 (24v)' started by RJF's Red Cummins, Jun 3, 2005.

  1. RJF's Red Cummins

    RJF's Red Cummins TRC Staff Moderator

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    I live in Modesto California
    I recently removed my radiator and was suprised to find no transmission lines to disconnect from the radiator like all of the GM's I have around the ranch. I see that only the air to oil cooler is used. This suprised me very much. Is this correct? Is this the heavy duty setup? Is it adequit? How does a Dodge 47RE need less cooling power than any other GM auto tranny that runs through the radiator and air to oil cooler? I don't get that.

    Thanks.
     
  2. Super Trucker

    Super Trucker Well-Known Member

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    The other ? is why doesn't it need the heat provided by running thru the radiator for cold weather operation?
     
  3. DWitcher

    DWitcher Well-Known Member

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    Look below your turbo. You'll see a canister that has coolant lines attached. That IS your tranny cooler/warmer otherwise known as a heat exchanger. Better than an in-radiator tranny cooler 'cause the heater will heat faster due to not running through a thermostat. waytogo
     

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