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joewb · 03-26-2008, 10:19 AM

The antenna in the Optima is a power antenna. If it is not on you will have bad FM and virtually no AM reception. You may have a wiring problem because turning the defroster on also seems to be turning the antenna on. Turn the defroster off and see if the reception goes away, then you'll know.

03-26-2008, 10:19 AM	#3 (permalink)
joewb Member Join Date: Jun 2007 Posts: 25 Gallery: 0	Static issue The antenna in the Optima is a power antenna. If it is not on you will have bad FM and virtually no AM reception. You may have a wiring problem because turning the defroster on also seems to be turning the antenna on. Turn the defroster off and see if the reception goes away, then you'll know.