How to Deal with a Leaking Car Roof?

2 Answers
StJuniper
07/29/25 1:32am
When the car roof is leaking, it should be repaired at a 4S shop. The methods to deal with a leaking car roof are as follows: 1. Clean the vent hole by blowing air: You can use a high-pressure water gun to blow air towards the drain hole, then blow open the blocked part, fill a syringe with water, and inject it into the hose, repeating the process several times to clean. 2. Find and clean the vent hole: If the drain hole is in a hidden location or cannot be cleaned, you can locate the drain hole from the bottom of the car and then clean it from there. 3. Add water to the outlet and observe: There is an outlet on the car sunroof track, one on each side. What you need to do is add water to this outlet to observe whether the outlet pipe is clear. Water should be added to both sides.
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StGideon
08/12/25 5:38am
Last time I was driving in the rain, I noticed water leaking from the roof, dripping down the A-pillar and nearly ruining the interior. I immediately pulled over to check and found that the sunroof's sealing strip had aged and cracked. I used emergency automotive sealant from the car to temporarily seal the gap and fix the problem. Later, I took it to a repair shop for a thorough inspection, and they said the drainage pipe was also slightly clogged. After cleaning it and replacing the new sealing ring, everything is now fine. If you encounter this situation, don't panic. First, locate the source of the leak—it could be from the sunroof area or roof holes. Use sealant or tape as an emergency fix, but make sure to visit a professional shop as soon as possible for a complete repair to avoid long-term water damage to the electrical system or mold growth. Regular maintenance of the sunroof system is crucial; cleaning leaves and dust periodically can prevent such issues.
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