Thanks! I forgot: you had an external filter, correct? I have a feeling that at the moment my external filter plays a part in the problem. My theory is the internal is clogged, so pressure is reduced. And then, the external filter adds another drop to the pressure - especially as I placed it where I...

Thanks! Yep I did a reset/readapt after the valve body swap and recently when it started to do this. You're right. My thinking is that if I can get a few couple of hundred miles out of it whilst I get the spare transmission refurbished, it would be worth spending some time drilling underneath. It se...

Unearthing this long thread (long time reader but it's my first post!) as I think my auto-trans is suffering from this filter clogging. Short presentation: I bought my first modern car a couple of months ago, a Saab 9-3 with the AW55-51SN auto-trans. It has 260000km on the clock (about 150k miles I ...