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What are the reasons for the decrease in antifreeze over time?

1 Answers

GenesisLee

07/30/25 6:02am

Reasons for the decrease in antifreeze over time: 1. The engine operating temperature is too high, causing some antifreeze to evaporate. 2. There may be cracks in the cylinder gasket or cylinder block, allowing antifreeze to enter the engine and be burned off. 3. There might be a leak in the cooling system, causing continuous antifreeze leakage. Below is some relevant information about antifreeze: The main functions of antifreeze are to cool the engine and provide anti-rust protection, among others. It is primarily composed of a mixture of water, ethylene glycol, propylene glycol, and other compounds, with specified boiling and freezing points. Particularly important is the freezing point of the coolant, generally around minus forty degrees Celsius.

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