Where is the fuel filter on a 1988 F250?
Where is the fuel filter on a 1988 F250? The fuel filter is located on the inner frame rail under the driver. How do you replace the fuel filter on a Ford truck? Using a 36 mm wrench, carefully remove the primary fuel filter cap along with the O-ring, and replace it with the new primary cap from the complete fuel filter kit. The new cap should snap right into place in just a few seconds. How do you change the fuel filter cap? Figure 1. Filter drain port location. Figure 2. Draining the fuel. Using a 36 mm wrench,...