How to unclog the rear sunroof drain of the Tiguan?

1 Answers
DeAlejandro
07/24/25 2:14pm
Using a syringe connected to an infusion set to flush the drain pipe should be able to clear the blockage. Go to a tire replacement location, take an air gun, aim it at the drain holes of the two front drain pipes inside the sunroof, and use high-pressure airflow to blow through the drain pipes.
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