A controller system for vehicle which has a plurality of driving modes which influence driving feeling, and performs selection from the driving modes and the regulation by inputs from a selecting switch, a forward sequence regulating switch, and a reverse sequence regulating switch. For each input from the selecting switch, changing to the driving mode according to a predetermined normal order. For each input from each of the regulating switches, the current controlled step is changed in a predetermined tendency direction. In a state where the controlled step reaches a final step, the state of the final step is maintained even when the same regulating signal is inputted.