A heating, venting, and air conditioning (HVAC) system for a vehicle according to the principles of the present disclosure includes a blower, an evaporator, a heater core, and a single door. The blower is operable to blow air. The evaporator is positioned downstream from the blower and is operable to cool air flowing through the evaporator. The heater core is positioned downstream from the evaporator and is operable to heat air flowing through the heater core. The single door is positioned downstream from the heater core and is rotatable to control airflow through the heater core and to direct airflow to at least one of a first outlet and a second outlet.