"Just Surfing" > wrote in message
news
> The second scenario would be that the ventilation system has mold or
> mildew?
Not unlikely. The insides of air conditioners are dark and damp, prime mold
habitat.
> If the latter is true, is there anything *I* can do w/o having to take it
> back to the dealer?
I've had good results with Wurth Air Conditioning & Heating System
Treatment. It's easy to use, just spray down the AC intake. Not
inexpensive, about $18 for a 16oz can, but it goes a long way.