AC System: Air conditioners come in a variety of shapes and size but they all operate on the same basic principles. An air conditioner produces cold air blow inside your car cabin by actually removing heat and humidity air from the inside car cabin. The air-conditioning system in a car works by manipulating refrigerant in liquid state and a gaseous state. As the refrigerant changes states, it absorbs heat and humidity from the vehicle and allows the system to give off cool dry air.
Most common part at this system: