The average fuel economy of cars, light trucks, vans and SUVs purchased in the United States in May was 25.6 mpg, a 0.4 mpg improvement over the previous month, according to the University of Michigan Transportation Research Institute.
The average fuel economy of cars, light trucks, vans and SUVs purchased in the United States in May was 25.6 mpg, a 0.4 mpg improvement over the previous month, according to the University of Michigan Transportation Research Institute.