I have pressure tested the radiator and trans cooler and definitely an internal leak between the two.
I will get a new radiator, any merit in using a separate trans cooler? rather then using the std unit in the radiator

Hi
Thanks or the advice. Pretty much what I thought. The car had been sitting for around 5-6 weeks before I picked it up.
Will get new radiator in the new year and an external trans filter and flush new trans fluid through until runs clean.
Thanks for the tip around cleaning/flushing the cooling ...

Hi
Just been given a 1999 S70 with what was described as a stuffed trans.
Seems the trans cooler has been leaking and mixing with cooling system.
The vehicle was driven approx 10 kms and parked up. When I received the vehicle it would drive forward and back.
Whats the chance the transmission could ...