Originally Posted by BrApple
didn't every 2012 mpg thread show that as more miles where put on the vehicles the mpg improved? How long have the 2013's been out and how many miles are people reporting? I bet it comes up in due time ....
Not true, my analysis of fuelly data showed that many owners' fuel economy stayed the same or even went down in some cases from their first fuelly post. On average I think economy can go up 2-3 mpg in the long term due to powertrain breaking in, which matches my experience with my Focus.