Good Luck and let us know how it goes.
Yes there is several different engine running problems that can make a transmissiuon act up.
Also sometime there is computer reflashes to cure a few problems.
For more details and all tsb's and factory manual repair info and all know problems the All Data online one year sub is great on things like that.
Well worth the 24.95$ us plastic for a years sub.
One repair can save you a lot more than that.
http://www.alldata.com/products/diy/index.html