How to Deal with Corrosion Marks on Car Windows?

2 Answers
SanSilas
07/29/25 2:32am
First, moisten the stained area on the car window surface with a wet cloth. Next, spray car cleaner on the stained area, gently spread the cleaner with a brush, and let it sit for 20 minutes. After 20 minutes, use a dry soft-bristle brush to gently scrub the stained area on the car window. Then, after wiping the water off the window, apply a softening paste to the stained area and let it sit for 15 minutes. After 15 minutes, wash off the softening paste, and the stains will be successfully removed.
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SanElle
08/12/25 6:29am
I've been driving for over a decade and often handle various car issues myself. Corrosion marks on car windows are a common old problem. The causes could be bird droppings, acid rain, or prolonged exposure to road contaminants. When dealing with them, avoid being too aggressive. First, try washing with a mixture of warm water and neutral detergent, gently removing surface dirt. If that doesn't work, apply specialized glass cleaner or polishing paste, then use a soft cloth to rub in circular motions on the glass for a few minutes with even pressure. Avoid using abrasive materials that could scratch the glass. After treatment, rinse and dry thoroughly. Regular car washing can prevent corrosion buildup, and try parking in shaded areas during summer to avoid dried bird droppings. Don't underestimate these marks – over time they can compromise visibility and safety.
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