Easiest to get a replacement fan from a Sportage in a junk yard. You can get them from www.kiaparts.com if you want new.

If your AC isn't on, then it probably isn't your fan clutch. Does it do it when you rev to high RPMs, or only when you reach 70+ mph?

Logansportage <img src="/forums/images/graemlins/patriot.gif" alt="" />

White 1998 4 door KIA Sportage 4x4 w/Eibach 2.5 spring lift and TJ rear coils, 4crawler 1.5 body lift, Monroe Sensa.trac shocks, Bosch 4+ plugs, Eaton LSD, 31x10.5x15 BFG KM tires, 2.5 cat back exhaust w/SpinTech muffler