I was looking at the 1998 Mercury Mountaineer Owner Guide and it
doesn't give the answer , but it should be (79.5 litres / 21 U.S. gallons or close
to that , like it is on my 1995 Ford Explorer XLT )
where is the fuel pump shutoff switch for a 1996 mercury mountaineer
Max capacity is 22.5 gallons.
no it is fuel injected
On a 1998 Mercury Mountaineer : Yes , both the 4.0 liter , SOHC , V6 engine and the 5.0 liter V8 engine are fuel injected
It has a vacuum leak somewhere.
Yes , the electric fuel pump is inside the fuel tank
A 2007 Mercury Mountaineer typically has a fuel tank capacity of around 22.5 gallons. This can vary slightly depending on the specific model and trim level of the vehicle. It's important to consult the owner's manual or contact a dealership for the most accurate information regarding the fuel capacity of a specific vehicle.
I believe that is ( 21 U.S. gallons / 79.5 liters )
In the front passenger footwell , behind the kick panel
On a 2004 Mercury Mountaineer : The ELECTRIC fuel pump is INSIDE the gas tank
On a 2002 Mercury Mountaineer : The electric fuel pump is INSIDE the fuel tank
For a Mercury Mountaineer : ( " regular " unleaded gasoline , 87 octane )