So I just made a post a week ago about my transmission doing some RPM surging/jerking at highway cruise... Well tonight I come up to a stop light and then when it turned green I had no power, no gear worked, I had to push it off to the side of the road. After I let it sit off for 5 mins I started it up and was able to engage drive again and make it into a parking lot where it lost all gears again.. Once again I waited 5 mins and was able to drive around the parking lot for a min before it happen again.

What could cause something like this?