The problem is gone and the transmission shifts amazingly smooth. Another symptom I had wich I did not recognise because I did not know any better is: the transmission should shift very, and I mean very smoothly to and between R and D.
The problem was inside the valve body. What is the...
I have a very specific transmission slipping problem that has been bothering for a while.
The place where I park my car is a little higher than the road and sometimes when I climb the "hill" the transmission starts slipping.
To be more specific, I engage drive, start climbing...