Well, as many of you suspected, it was a small piece of the O-ring seal from the original filter that must have broke off and was stuck in the valve body.
I now have a completely cleaned valve body, new fluid and filter, correctly adjusted and fully operable Overdrive.
Merry Christmas to me!

I now have a completely cleaned valve body, new fluid and filter, correctly adjusted and fully operable Overdrive.
Merry Christmas to me!





