chocolate

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    Chocolate Frothy Milkshake Like Substance in the Coolant Overflow Tank.... Um, WTF?

    Thick Brown Milkshake in Coolant Overflow Tank, ARRRRGGHH! Hey guys Love to know if anyone else has experienced this. I have just picked up a 2003 a4 Convertible 1.8t and I absolutely love driving it this summer. I have just recently discovered that there is a thick brown milkshake looking...