Ford Flex Fuel Tank Size by Year
Newest year we have: the 2019 Ford Flex manual lists 18.6 gal. Across 2010–2019 it changes by year and version, so check yours below. Each year links to its owner's manual page.
| Year | Fuel tank size | Source |
|---|---|---|
| 2019 | 18.6 gal | 2019 manual → |
| 2018 | 18.6 gal | 2018 manual → |
| 2017 | 18.6 gal 3.5L Duratec18.6 gal 3.5L EcoBoost | 2017 manual → |
| 2016 | 18.6 gal 3.5L Duratec18.6 gal 3.5L EcoBoost | 2016 manual → |
| 2015 | 18.6 gal | 2015 manual → |
| 2014 | 18.6 gal | 2014 manual → |
| 2013 | 18.6 gallons | 2013 manual → |
| 2012 | 18.6 gallons | 2012 manual → |
| 2010 | 18.6 gallons | 2010 manual → |
Years are the 2010–2019 model years we have the owner's manual for. Open a year to see every version and the page it's printed on.
Confirm with your own manual, dipstick or door-jamb label.
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