3rd Generation Optima (2011 - 2015)
I have a 2012 Optima SX with the technology and premium package. The average mpg displays both a numerical mpg as well as a gauge (the 0-25-50 mpg gauge). On the other hand, the instant mpg only shows the gauge, so I can't tell for sure exactly what mpg I'm getting. Since it doesn't give me a...