I'm pretty sure they only when at idle if you don't have the bypass valve installed. So you could just remove that. But that's a lot of extra wear and tear. I may be mistaken though...
Ya it's really not so bad, just pay attention and reference the DIY frequently very helpful. This was my first time doing anything like this and everything works great for me. Trans shifts perfect. I replaced all the bearings while I was in there.
Ya it's like $10k+
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