How to Unclog the Drainage Pipe of a Car Sunroof?

1 Answers
DeArabella
07/30/25 6:18am
Use an air pump gun and aim it at the drainage holes of the two front drainage pipes inside the sunroof. Use high-pressure airflow to blow through the drainage pipes, but avoid excessive pressure to prevent the rubber joints and drainage pipes from detaching. After extracting the water from the sunroof drainage channel with a syringe, apply silicone oil to the sunroof seal after washing the car to effectively prevent aging of the rubber seal. Flush the drainage pipes using a syringe. The maintenance method for a car sunroof involves promptly cleaning the sunroof's drainage channel and regularly wiping the sunroof guide rails with a damp sponge.
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