How Often Should the Antifreeze in a Family Sedan Be Replaced?

1 Answers
Queiroz
07/30/25 10:28am
Family sedans should have their antifreeze replaced every 2 years or 60,000 kilometers. Antifreeze, fully known as antifreeze coolant, is a type of coolant containing special additives, primarily used in liquid-cooled engine cooling systems. It contains: calcium chloride, methanol, ethanol, ethylene glycol, and glycerin. The method for replacing antifreeze is as follows: 1. Open the car's engine hood after the engine has cooled down; 2. Open the antifreeze reservoir cap; 3. Lift the vehicle and open the radiator drain plug, drain the old antifreeze, then reinstall the drain plug; 4. Lower the vehicle and pour new antifreeze into the antifreeze reservoir.
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