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Since this EPA action is about NOx, it seems VW will need to lower combustion temperature, leading to higher soot and therefore more particulate filter cycles.

Since this EPA action is about NOx, it seems VW will need to lower combustion temperature, leading to higher soot and therefore more particulate filter cycles. That will also increase fuel consumption.

JorgeGT 11y ago
Yep! And increased fuel consumption = increased CO2. Endless fun! x)
zardo 11y ago
In addition to the recall, and likely upcoming penalty, VW can now look forward to a class action suit regarding vehicle fuel economy.