Replace it. Never bybass a transmission cooler unless you want to replace the transmission next.
The transmission cooler is built into the radiator, and the tubes on the cooler are leaking Trans. fluid into the engine coolant. Need to replace radiator.
The transmission cooler (possibly part of the radiator) has failed.
there is a transmission cooler inside your radiator and it must be leaking. probably replace the whole assembly
tranny cooler lines or tranny cooler blew up inside rad
Bad seal? Leaking cooler line?
transmission cooler lines are common to leak
replace the radiator, they are integrated.
If it is leaking, then best to replace it.
Your radiator is probably leaking transmission fluid into your coolant. Trans cooler is built into the radiator. Replace the radiator.
Failed speed sensors, leaking cooler lines, or a leaking solenoid pack.
The AT oil cooler is in the bottom tank of the radiator. If you are seeing oil leaking from one of the lines from and to the transmission connection could be loose.
Determine the origination of leak and repair Could be transmission cooler line, seal, etc.