The present invention includes a foot-operated accessory pedal located on the floor area of a vehicle interior. The accessory pedal is depressible to activate one of a plurality of vehicle functions. Further included with the present invention is a hand-operated input device operative to assign which of the plurality of vehicle functions the accessory pedal will influence upon selective depressions. Moreover, a display unit is included operative to indicate which of the plurality of vehicle functions the accessory pedal is operative to influence.