How to Add Antifreeze?

2 Answers
ColinLynn
07/24/25 2:42am
Antifreeze is added to the car's radiator. Here are the specific details about car antifreeze: 1. In cold weather, it prevents parts from system failures or cracks due to cooling issues. It also manages rust prevention and avoids excessive scale buildup that could clog the pipes, offering functions such as anti-corrosion, anti-scale, anti-boil, anti-freeze, and anti-rust. 2. The full name of antifreeze is antifreeze coolant, which is a coolant with antifreeze properties. It prevents the coolant from freezing in cold winter conditions when the car is parked, which could otherwise cause the radiator to crack or damage the engine cylinder block or head. Antifreeze is a type of coolant with special additives, mainly used in liquid-cooled engine cooling systems. Its freezing point varies with the concentration of ethylene glycol in the aqueous solution.
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JosephineFitz
08/10/25 10:18pm
Adding coolant is something I think should be done slowly, after all, a hot engine can burn you. You've got to wait until the engine cools down first—about an hour in winter, and even longer in summer. Find the transparent reservoir in the engine bay with the level markings and check if the fluid is low. If it is, slowly unscrew the cap, being careful of the steam that might come out—that stuff is toxic. When adding, don't pour straight coolant; mix it first with 50% coolant and 50% water, preferably distilled water, as it has fewer impurities and won’t corrode the pipes. Fill it up to the middle of the level line, but don’t exceed the MAX mark, or it’ll overflow when you start driving. I always make a habit of checking it regularly—coolant loses effectiveness over time, so checking every few months can prevent engine overheating or freezing cracks. If you’re not confident doing it yourself, it’s safer to leave it to a mechanic, and it usually doesn’t cost much.
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