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Old 01-11-2012, 06:57 PM   #2 (permalink)
EcoModding Lurker
Join Date: Jan 2012
Location: St. Louis, MO
Posts: 14

ATS - '15 Cadillac ATS Premium
90 day: 27.09 mpg (US)
Thanks: 7
Thanked 1 Time in 1 Post
Congrats, I guess that much of all highway helps, mines a 4 speed and I do like 65-70 on the highway and average 30-31. So doig an average of 80 and getting that is better than I'd expect.
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