why does my 2005 sienna awd get 12 mpg in the city, 17 mpg on the freeway?
Check Prices
- $22,038
avg. price
Great deals on used Siennas in your area.
04/20/2007, 9:07PM
The mileage that dealers and auto makers post on a car are figured based on someone driving 55 mph on a flat road. If you go over 55, you drastically reduce your fuel efficiency. If you are doing 12 MPG in the city , then you must do a lot of stops and starts
1 out of 1 people think this post is helpful.