How Often Should the Car Radiator Fluid Be Replaced?

1 Answers
DiCamila
07/29/25 8:09pm
Generally, the shelf life of automotive antifreeze is 2 years, although some car manufacturers indicate that their original antifreeze can last 4/5 years. It is typically recommended to replace the antifreeze every 2 years or after driving more than 30,000 kilometers. It is best to use the antifreeze recommended in your vehicle's owner's manual or the same type currently in use for optimal protection of your car. Below is some relevant information about antifreeze: 1. Function: Cars should use antifreeze all year round as it helps clean the radiator. Using water can lead to scale buildup, clogging the radiator and impairing the circulation of coolant. Moreover, at temperatures below zero, water can freeze, causing radiator damage and increasing maintenance costs. 2. Precautions: The fluid in the car radiator is not water but a boiling and freezing-resistant coolant. Never add tap water; in emergencies, only a small amount of purified water can be added (mineral water is not acceptable). The coolant level should be between the lower and upper marks, and it should not be filled to the brim.
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