What causes water leakage at the lower seam of the Sagitar A-pillar?

1 Answers
Billy
07/29/25 5:03pm
Water leakage reasons are as follows: 1. Clogged sunroof drain holes: When the sunroof drain holes of the car are blocked, rainwater falling on the car cannot be drained in time, and the water will flow along the interface of the conduit into the interior of the car's A-pillar; 2. Poor windshield sealing: After replacing the car's windshield, if the adhesive application is uneven, the car's sealing performance will decrease, allowing rainwater to seep into the car through the gaps. If the windshield has not been replaced, it is likely that the aging of the sealing strip causes the leakage; 3. Aging window seals or poor sealing of roof rack mounting holes: The sealing strips of the windows will harden and age over time, reducing the window's sealing performance. Additionally, if the mounting holes for the roof rack are not properly sealed during installation, water leakage may occur in the car.
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