changed battery and cable now car has a hesitation

What is your question?

we where parked and pulled out drove about half a block, car stopped and we could not move at all,wrecker came to tow us we did not know about the shift lock override button so we got it jumped just enough to take it out of park to load it on the wrecker. replaced the battery and new battery terminal. Now car has a hesitation almost like it could shut off amytime