69 Litres. I would assume.
It's under the right side of the car just ahead of the right rear wheel.
fuel filter is on the frame under rear door on passanger side.
Yes, it could be dirty injectors causing this problem. It could also be an issue in the fuel line, fuel pump or fuel filter.
on my 96 grand marquis its on the driver side uder the car right below the back door
Yes ( it's fuel injected )
On my 1998 Grand Marquis, the fuel shutoff swith is located on the left sidewall of the trunk. Push the button to reset.
On the frame rail underneath the rear passenger side door.
It is underneath the car, near the left side of the fuel tank.
underside of the car in front of the fuel tank.
In a 1998 Mercury Grand Marquis : The ELECTRIC fuel pump is INSIDE the fuel tank * the fuel tank is mounted vertically behind the rear wheels and the access hole for the fuel pump is near the top of the tank , on the side facing towards the rear seat
Inside the Fuel Tank. You'll have to drain and drop the fuel tank to change it. Not a job for the untrained!
They aren't free?