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I doubt they did much for $200, hence why it is still happening.
P0705 is in the TCM, P0700 is in the ECM.
The ECM code is the ECM reporting there is something wrong in the TCM.
So fixing the TCM code will allow you to erase the ECM code.
Now the diagnosis points to probable TCM replacement, but it could be a poor connection at the TCM connector.
I can give you the diagnosis chart, but I need to know what transmission you have, or your VIN number.