How to fix automatic transmission fluid leak at radiator? on 2001 Toyota Sequoia

Mechanic says source of the leak is the fittings attaching the transmission fluid tubes to the radiator and says the radiator has to be replaced. Why can't thye just repair the fittings?

Asked by for the 2001 Toyota Sequoia
its like putting a bandied on a broken legg I would put a new one in.
1 more answer
You can temporarily fix a radiator leak with a ""cold weld"" epoxy such as J-B Weld.