You must replace it; the car isn't legal if you don't because the part is a part of the exhaust emission control system, which is required by law to be functional. Going to a van of another make is an ...
This is not in the least surprising because this is the EA189 Dieselgate engine on which EGR failures are extremely common. If you can't persuade the dealer and Volkswagen to replace it FoC, you will ...
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