What Causes Water Leakage Under the Car?

1 Answers
LincolnMarie
07/29/25 6:09pm
Water dripping from the car chassis can be attributed to two main reasons: Air conditioning water: Most cars do not have water drainage hoses underneath, so the condensation from the air conditioning system is directly discharged from the chassis. Another possibility is that the windshield washer fluid pipe has been damaged due to scraping against the chassis, which can be fixed by replacing the pipe at a repair shop. Common damages to the car chassis include: Scraping the undercarriage or impact from foreign objects: Since scraping the undercarriage can occur unpredictably, it can easily damage components located in the chassis area, such as cracking the catalytic converter shell, engine oil pan, transmission housing, or causing deformation of the suspension system. These issues can lead to severe damage to the vehicle. Corrosion: With the worsening environmental conditions, even rain can be acidic, increasing the risk of damage to the car. The chassis frequently comes into contact with substances like sewage and grease, whose chemical components can gradually corrode the chassis and its components.
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