Re: Re: AC Blows Cold on one side Hot on Passenger Side, 99 Grand Prix GTP

Jun 08, 2006 1 Replies


1999 Grand Prix, GTP, Sedan. AC work and blows cold on the driver side but


> hot on the passenger side. It has dual zone temp controls. Driver side
> blows hot with heater on and so does passenger side. The controls seem to
> redirect the air flow fine. I live in FL so I need AC, don't care much about
> the heater.
> I have taken apart the passenger side dash and don't see the hot/cold mixing
> box, thinking that the hot door is stuck open. Any ideas or directions?

How far are you from Palm Harbor?


I live off Waters Ave, so about 15 minutes.


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There is a technician working at Dick Norris Buick-Pontiac-GMC by the name of Robert Duncanson who is very knowledgeable on the dual zone climate controls.

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