Thread: DIY - 135i/N54 Steptronic Automatic Transmission Fluid Flush and Service
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      01-22-2014, 12:36 AM   #21
uberschnell
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The ZF AT has a liquid heat exchanger. It's located right behind the intercooler and to the drivers side. It seems that you would want to focus on increasing radiator cooling capacity if you want to address the AT heating issue.
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