Where is the fuel filter for 1999 Ford F-250 7.3 diesel?
The fuel filter on a 1999 Ford F-250 7.3L Power Stroke diesel is located on the passenger side of the engine, near the front. It's typically mounted on the frame rail, fairly close to the engine block. It's a cylindrical canister-style filter. You'll likely see fuel lines connected to it. It's best to consult a repair manual or look at diagrams online specifically for your year and engine to get a precise visual location.