I would check on top of the intake manifold in front of the carburetor, at least that's where the fuel filter is on a 1984 LTD Brougham 3.8 liter carburetor engine.
About 140
How to replace a fuel filter on a 1984 Chevy S-10
www.autozone.com Click Component Location.
under cover below steering wheel
counter clockwise 5.0 is 15426378 5.8 is 13726548
My 86 has a vac diagram just above the rad
You probably have a faulty multi-function(turn siganl) switch.
pull drain plug on bottom of crankcase. remove filter. Replace new filter. replace drain plug. fill oil to given line. simple.
Ford did not keep official records of such configurations, but rest assured they're pretty rare.
Victoria Griffiths was born in 1984.
Victoria Thaine was born in 1984.
Victoria Arellano was born in 1984.