RE: HOW CAN YOU TELL WHETHER THE MDS CYLINDER SHUTOFF SYSTEM IS WORKING??
I've got about 2000 miles on my SRT 8 Challenger, 1st tank, 16.5 (all city), 2nd 16.5 (all city) , 3rd 19.1 (mix), 4th 20.3 (trip) 5th 20.0 (mostly trip some city), 6th 17.6 (City)
And thats driving the car fairly hard, a couple of 140 mph blasts, burnouts at the Mopar Nats... I want my gas guzzler tax money back