2, or replace the car more than 30 thousand kilometers, the car is less than 30 thousand kilometers or the antifreeze replacement time is less than 2 years;
3. If you find that the antifreeze page is not enough, you need to go to the 4s shop to refuel or refuel yourself. When replacing antifreeze, be sure to discharge antifreeze and clean the cooling system, so that there will be no sediment or scale in the cooling system, which will not affect the use of antifreeze;
4. Pay attention to the color of the original antifreeze when adding antifreeze, and the added antifreeze should be consistent with the original color, otherwise it will easily affect the freezing point;
5. Don't add water to the water tank instead of antifreeze, otherwise it will increase the cooling point of antifreeze and make it easy to freeze.
Million car purchase subsidy