What Causes the Gritty Friction Sound When Rolling Up the Window?

1 Answers
LaDaniela
07/29/25 5:51pm
The reasons for the gritty friction sound when rolling up the window are as follows: 1. Window regulator guide rail noise: The main cause is loose screws or dirty window regulator guide rails that require lubrication. After cleaning the guide rails, applying grease can improve the situation. 2. Window regulator component failure: Damaged components such as cables, guide rails, or sliders usually require replacement of the entire window regulator assembly, as individual component replacements are less common. 3. Noise from the window regulator: You can visit a repair shop or auto beauty shop, or choose to DIY by removing the door trim panel and lubricating the window regulator bracket, track, and wire with grease before reinstalling to eliminate the noise.
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