In this article, we’ll take a look at some of the most common reasons for poor gas mileage in Flex, and offer tips and advice on how to improve it. Ford Flex – (Ritu Manoj Jethani / Shutterstock) 1. Low tire pressure. Underinflated tires can have a significant impact on the fuel economy of your Ford Flex.
As of this writing, diesel is $6.00 a gallon, so we’re going to say no! A 16-ounce bottle is enough to treat 400 gallons of diesel fuel with a premium dose, or 200 gallons with a performance dose. Even at the 200-gallon level at current prices, that’s just an additional $3.50 per tank of fuel.
Fuel consumption (l/100 km NEDC) Fuel consumption (l/100 km WLTP) CO 2 (g/km WLTP) Power PS Wheel size inch Combined Urban Extra Urban Combined Overall Overall 2.5-litre petrol-electric hybrid auto 190 17 134 6.5 5.5 5.8 6.4 148 18 135 6.6 5.5 5.9 6.5 149 19 135 6.6 5.5 5.9 6.5 149 PERFORMANCE S-MAX Hybrid Max speed km/h (mph) 0-100 km/h sec 50With 707 horsepower on tap, it's no wonder the Grand Cherokee Trackhawk gets poor fuel economy. On the other hand: 707 hp in a surprisingly balanced mid-size SUV form factor is stupid fun. B3Lr.