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A Note Regarding the Coolant for Audi, Seat, Volkswagen, and Skoda

Model: (Various brands) Various
Part: Antifreeze coolant

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In this video, we can see a particularity regarding the coolant in vehicles from the V.A.G. group. Inside the coolant reservoir, there is a sachet of silicate, which is inserted by the manufacturers, certainly with the best intentions: it serves to prevent corrosion and calcification of the sensors in the cooling system.

While the sachet is robust enough, there have been cases where it has broken, and the silicate inside has spread throughout the cooling system, clogging the heat exchanger and radiator, causing significant damage. The YouTuber advises removing it; we just want to make you aware of the situation, so you know about this fact, leaving you free to choose your course of action.


Updated on 11 October 2026 by ScegliAuto


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