Do a search, they have been discussed before. It 'tricks' the computer into thinking the air is cold, without sensing an open circuit. If you have a factory manual, you should be able to pick the temp the computer 'sees' by finding the IAT Sensor resistance graph. Doesn't help much.
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2004 Dark Plum Base with windows tinted, cabin filter, silencers removed, fog lights, 18\'s, all Red taillights, Blaine\'s struts, modesty cover, color-matched center dash, 06 rear bumper
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