Image: cjponypartshalf an hourYou can replace the fuel filter on the 2000 Ford Mustang yourself in about half an hour. Unscrew the gas cap from the gas tank. Locate the fuel filter directly behind the gas tank. You can get to the fuel filter from the rear of the car. Put a small catch pan or container under the fuel filter to catch any excess fuel.Reference: wwwtuneup/wikit/2000_Ford_Mustang_Replace_a_Fuel_FilterIs this answer helpful?Thanks!Give more feedbackThanks!How can it be improved?How can the answer be improved?Tell us how 2000 Ford Mustang Replace a Fuel Filter - WikituneUp - The The fuel filter on the 2000 Ford Mustang is an essential part of the fuel cleaning process. The fuel leaves the gas tank and goes into the Intake tube of the fuel filter. The filter cleans sediments from the fuel as it flows toward the engine. Once a fuel filter becomes clogged, it can cause the Mustang 2000 Ford Mustang Fuel Filter: I Need to Replace the Fuel Disengage the filter from the fuel filter bracket clamp. Remove fuel filter. INSTALLATION: Install fuel filter. Note the flow direction arrow. Secure the fuel filter in the bracket clamp. Install fuel line fittings. Connect the negative battery cable. Start the engine and check for leaks. NOTE Always replace fuel line fitting plastic clips.