Where is the fuel filter located on a 2004 Mercury Mountaineer?

On a 2004 Mercury Mountaineer, the fuel filter is located underneath the vehicle, typically along the frame rail, near the fuel tank. It is generally positioned near the driver's side and may be mounted on the chassis or integrated into the fuel pump assembly. To access it, you may need to raise the vehicle and remove any protective covers if present. Always ensure to relieve fuel system pressure before attempting any maintenance.