chrysler sebring convertible 2.5l

please help I have a 2.5l 2000 Chrysler sebring convertible the check engine light was on and I had that checked said that it was misfiring on all 6 cylinders but the other day the light went out an it started surging really bad like almost dying and then a surge without foot being on gas..ive put so much money into this car just don't want to fix something that is not broke..thanks pain in the sebring lol

Random misfires on all cylinders is usually due to vacuum leaks (not always, but usually).