How to Determine the Year of a Car from the Glass?

1 Answers
VonAyla
07/30/25 3:41am
There is a code located at the bottom left or right corner of the car window glass. This code can be used to determine the production year of the car. In the last or second last row, there is a number and several small black dots. The number represents the production year of the glass, indicating the last digit of the year, while the small black dots indicate the production month. It is normal for the markings on the front and rear windshields to be different, as they are different types of glass, and the manufacturer's part numbers also vary. Generally, the glass marking consists of a combination of symbols, numbers, and English letters printed in the lower left corner of the glass. This includes information such as the car brand, glass brand, certification marks, glass type, and production date.
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