I think I'd try to fiddle around with the radiator for a while. I've never had this issue before.
I want to warn you that this site is a ghost town. You might see a poster or two, but there's like NO one here anymore.
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WizAire CAI w/9" K&N & HV3, 2.5" d/p w/h/f cat, Cobra CB, PowerSlot slots w/Hawk HPS, GR-2s, GMPP handling kit, NextLevel STBs, Pilot Sport A/S Plus tires.
98 L36/MM5
RaC