My wife's car is also just experience this and then some. Hers is a 2013 2LT automatic with almost 40k miles.
Last year her car did this similar thing, but was barely accelerating, and there was some sort of TSB about a neutral switch or something that was taking care of. For a year the car has been pretty good until yesterday.
Traction control/stabilitrac/service engine soon came on and car wouldn't shift.
Dealer said it had misfire codes on cylinder #4, plug was fouled badly, they replaceed. They took it for a ride and all the traction control/ stabilitrac came back on again. Currently aw