How Often Should You Recharge the Refrigerant in a Car?

[AshlynFitz]

It is generally recommended to check or top up the refrigerant every 2 years, and completely replace the refrigerant every 5 years. Below is relevant information: 1. Refrigerant: Refrigerant, also known as coolant, is the medium substance used in various heat engines to facilitate energy conversion. These substances typically undergo reversible phase changes (such as gas-liquid phase transitions) to increase power output. Examples include steam in steam engines and refrigerant in refrigeration systems. In general, a steam engine releases the thermal energy of steam and converts it into mechanical energy to generate power, while the refrigerant in a refrigeration system is used to transfer heat from a low-temperature area to a high-temperature area. 2. Precautions: After more than 3 years of use, air conditioning systems will experience some degree of refrigerant loss, known as refrigerant depletion. In such cases, it is essential to recharge the refrigerant promptly. Failure to do so may not only prevent normal operation but could also shorten the lifespan of the compressor or even damage the electrical circuits.