How to Deal with Foggy Rearview Mirrors?

3 Answers
DeJade
07/29/25 6:11pm
The solutions for foggy rearview mirrors are: 1. Turn on the heating system of the car's rearview mirrors; 2. Switch the car's air conditioning to the external circulation mode. Rearview mirrors are located on both sides of the front of the car and inside the car's front. Methods to prevent rearview mirrors from fogging up include: 1. Clean dust and sand from the glass and apply soapy water to the glass surface; 2. Install rain deflectors on the rearview mirrors; 3. Apply wax to the rearview mirrors. The functions of rearview mirrors are: 1. Observing the road conditions behind; 2. Monitoring rear-seat passengers; 3. Judging the distance from the vehicle behind during emergency braking; 4. Expanding the driver's field of vision.
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AddysonFitz
08/14/25 10:35am
I often encounter foggy rearview mirrors while driving, which is really annoying, especially on rainy or cold days. I keep a small spray bottle in my car filled with a special automotive anti-fog solution. Spraying it on the mirrors before setting off prevents fog from forming. If I don't have the spray, I use soapy water to wipe the mirror surface, and once it dries, the effect is just as good. Keeping the interior dry is key—I use the air conditioning's dehumidify mode or crack the windows slightly to ventilate and avoid moisture buildup. If fog does form, don't panic. Gently wipe it with a microfiber cloth or tissue, but avoid doing this while driving to stay focused. Prevention is the main strategy—check the cleanliness of your mirrors daily and minimize keeping wet items in the car. Since remembering these tips, my accident rate has dropped significantly.
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VonPaul
10/14/25 4:40am
As a car enthusiast, I believe foggy rearview mirrors require both technique and tools to resolve. My car is equipped with a rearview mirror heating function, which quickly defogs with just a press of a button. Without this feature, I adjust the air conditioning to external circulation and direct warm air towards the mirrors, achieving a similar effect. In the long term, I've researched applying anti-fog coatings or using anti-fog sprays, which form a protective film to reduce fogging risks. Never open windows in rainy conditions when fogging occurs; it's safer to pull over or slow down. Additionally, ensuring window tint has good light transmittance prevents visibility issues. Regular maintenance minimizes such minor issues, ensuring smooth driving.
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