What to Do When the Car Window Won't Roll Down?

[McDaniella]

The methods to address a car window that won't roll down are: 1. Wet a cloth with water, fix it to a chopstick, and slide it back and forth in the guide channel to clean; 2. Spray lubricant on the rubber to adjust it, maintaining the rubber's flexibility and reducing dryness and cracking; 3. Replace the window regulator assembly. The reasons why a car window won't roll down are: 1. Excessive dirt or foreign objects in the glass guide channel; 2. Aging of the window glass rubber and dust accumulation; 3. Malfunction of the window regulator components. The functions of car glass are: to meet the needs of interior lighting, ventilation, and the visibility of drivers and passengers. Depending on the installation position, it can be classified into front windshield, rear windshield, side windows, and door windows.