Years 1997-2000 is green coolant. I don't know the newer vehicles.
For the 1999 Ford expedition it is recommended that you use the Ford Premium engine coolant which is green in color. You should not use the Ford extended life engine coolant which is orange in color.
According to the Owner Guide , it originally came with a 50 / 50 mixture of Ford Premium engine coolant ( green color ) and distilled water The Owner Guide shows not to use Ford Extended Life coolant ( orange in color ) and DO NOT use Dexcool
According to the Owner Guide , from the factory it came with either : Motorcraft Premium Engine Coolant ( green - color ) Ford specification ESE-M97B44-A or Motorcraft Premium Gold Engine Coolant ( yellow - color ) Ford specification WSS-M97B51-A1 . Check the engine coolant reservoir . It is a 50 / 50 mix of coolant and distilled water from the factory
According to the 1998 Ford Expedition Owner Guide : The engine cooling system came with a 50 / 50 mix of distilled water and GREEN color antifreeze ( meeting Ford specification ESE-M97B44-A )
According to the 1999 Ford Expedition Owner Guide : It came from the factory with a 50 / 50 mix of distilled water and GREEN color antifreeze ( meeting Ford specification ESE-M97B44-A ) in the engine cooling system
5 gallons
On a 1998 Ford Expedition : The thread on cap on your engine coolant reservoir is the pressure cap / radiator cap
On a 2002 Ford Expedition : The thread on cap on the engine coolant reservoir is the pressure cap / radiator cap
On a 2001 Ford Expedition : The thread on cap on your engine coolant reservoir is the ( 16 PSI ) pressue cap / radiator cap
On a 1998 Ford Expedition : The thread on cap on your engine coolant reservoir is the 16 PSI pressure cap / radiator cap
It should be on the passenger side next to the radiator.
The engine coolant drain plug, on a 1998 Ford expedition, is located on the bottom of the radiator. The drain plug will come out by turning to the left.