Those buttons control the 4 line message center in the gauge cluster. Info cycles through Trip 1 miles, trip 2 miles, Fuel used, mileage, miles until empty, current fuel economy and trip timer. The setup button will tell you the engine oil life remaining, let you set the headlamp time it reamins on after you shut off the ST, set wheather or not the doors lock automatically at a certain speed, unlock all the doors when drivers door is opened, set the compass zone. I think that is all. The reset button will let you reset the trip miles/time/mileage/gallons used, as well as reset the oil life percentage. Not sure if the oil life is based off of mileage or if there is an actual sensor monitoring the oil condition...