Awesome MPG'S

[06aveo]

springfield mass, and approximately bridgeport ct.

[Thymeclock]

springfield mass, and approximately bridgeport ct.

Having driven this route many, many times, I virtually always got better mileage on the return trip - for the simple reason that it is predominantly downhill in returning to sea level. If you were stuck in traffic on I-91 it had less impact on the return trip than it would have on the trip up.