I had this same problem for about a year on my 2003 Ford Ranger V6. I replaced my spark plugs and wires to a newer aftermarket version and noticed immediate response. The sluggish reaction to throttle is caused worn and/ or dirty spark plugs. Hope this helps!
In need of help...! Recently my 2003 Ford Ranger (3.0 V6, XLT, 2wd) started leaking power steering fluid onto my engine block. I replaced the pump and the rubber low pressure line that comes from the reservoir to the steering rack. I cleaned the engine and drove for about 2 days before it...