Wanderluster, Traveler, TDIClub Enthusiast
- Jul 2, 2000
- Springfield, VA
- ‘18 Tesla Model 3D+, ‘14 Cadillac ELR, ‘13 Fiat 500e
They tested something, but they haven't proven that it was the cheat. Inside indications here of how the cheat actually works indicate that CR did not actually test it. This is discussed quite a bit today in the big emissions thread.Consumer Reports did a test and found the cheat is worth 3mpg on 2015. More on the 2009-14.