The 1997 Ford Expedition 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 systems
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 )
According to the 2003 Ford Expedition Owner Guide it came from the factory with : Motorcraft Premium Gold Engine Coolant ( yellow - colored ) Meeting Ford specification ( WSS-M97B51-A1 )
According to the 1997 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 )
According to the 1999 Ford Expedition Owner Guide ( 5W-30 )
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 )
R134a
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
On a 2000 Ford Expedition : The type of automatic transmission fluid to use should be engraved into the dipstick or on the dipstick handle
Ford Gold or Universal Gold Antifreeze
Any brand of antifreeze can be used in a 2001 Ford Taurus such as Prestone. The antifreeze can be 50 50 antifreeze.
According to the 2003 Ford Expedition Owner Guide : ( " regular " unleaded , 87 octane )
The 1997 Ford Expedition Owner Guide shows Motorcraft MERCON automatic transmission fluid ( it should show the type used on the transmission dipstick )