It would not even consume one liter per kilometer. The fuel mileage depends on the year and engine size. Expect 14 MPG city and 21 MPG highway on a new V8 Expedition.
On a 2003 Ford Expedition : 106 liters ( 28 U.S. gallons )
According to the 2003 Ford Expedition Owner Guide : ( 106 liters / 28.0 U.S. gallons )
According to the 2004 Ford Expedition Owner Guide : ( 106 liters / 28.0 U.S. gallons )
5.7 liters of 5w20
According to the ( 1997 ) Ford Expedition Owner Guide : Both the 4.6 liter engine and the 5.4 liter engine take : ( 5.7 liters of engine oil with engine oil filter change )
106 liters ( 28.0 U.S. gallons )
On a Ford Expedition : With engine oil filter change : ( 1997 to 2004 model years ) the 5.4 liter V8 takes ( 6.0 U.S. quarts / 5.7 liters ) * 2005 and newer Ford Expedition , with the 5.4 liter 3 V engine takes 7.0 U.S. quarts / 6.6 liters
The 1999 Ford Expedition owners manual shows 6 quarts / 5.7 liters of engine oil with filter change
On a 1997 or 1998 Ford Expedition ( 5W-30 ) * with engine oil filter change , 5.7 liters / 6.0 U.S. quarts
28 gallons ( 106 liters ) for a 2006 Ford Expedition
28 U.S. gallons / 106 liters
I believe it is 6 quarts ( 5.7 liters ) with filter change