5114. Motor. W/DUAL ZONE AC. An Actuator used to control the HVAC air inlet Door. Door Actuators For Front HVAC Housing Listed. See Auxiliary Heater & AC For Rear HVAC Housing Door Actuators. HVAC Air Adjustment Control Motor. HVAC Mode Door. Air Adjustment Control. Air Inlet. Assembly - - DO. Mode. Adjuster. Included with: Air inlet, Air inlet duct, Intake case.