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Old Sep 4, 2007 | 06:52 AM
  #1  
Kamil D.'s Avatar
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Default Auto AC Question

Its getting cooled at night so I wanted to turn on the heater, I set it to 80 and pres auto the climate control turns on the AC, I’m like W T F so I turn up the temp to 90 try again and what I get after pressing auto AC on again any body has the same problem?
(i have the doul zone climate control in a 1997)
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Old Sep 4, 2007 | 10:36 AM
  #2  
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Default Go For Manual

The Auto control might just decide you need AC. I usually run mine in MANUAL mode so I can set what is going on MYSELF. BIGHANK
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Old Sep 5, 2007 | 12:34 AM
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Originally Posted by Kamil D.
Its getting cooled at night so I wanted to turn on the heater, I set it to 80 and pres auto the climate control turns on the AC, I’m like W T F so I turn up the temp to 90 try again and what I get after pressing auto AC on again any body has the same problem?
(i have the doul zone climate control in a 1997)
The A/C, in auto mode, will stay on when needed as a dehumidifier, even when you are heating the interior. This is not a bad thing...it removes the moisture from the interior while the heater is running.

HTH
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Old Sep 5, 2007 | 12:35 AM
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it's normal in auto mode
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Old Sep 5, 2007 | 07:25 AM
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Originally Posted by coast7
The A/C, in auto mode, will stay on when needed as a dehumidifier, even when you are heating the interior. This is not a bad thing...it removes the moisture from the interior while the heater is running.

HTH


Suggestion: re-read owners manual. I think it explains the operation in there.
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Old Sep 5, 2007 | 10:32 AM
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Just push the AC button and turn the compressor off if you want, then select the temp.
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Old Sep 5, 2007 | 11:52 AM
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thank you and have a nice day
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Old Sep 5, 2007 | 12:21 PM
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I'm curious about the new advertisements... so who would swap their stock ignition systems for a MSD Ignition? Hey you'll save $40.!
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Old Sep 5, 2007 | 12:29 PM
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Originally Posted by Jet-Jock


Suggestion: re-read owners manual. I think it explains the operation in there.
Bingo we have a winner


Originally Posted by gpracer1
Just push the AC button and turn the compressor off if you want, then select the temp.
suggestion read Jet-Jock post.

Here is what it says in the owners manual
Originally Posted by Owners Manual
The air conditioning cools and dehumidifies the air coming into the vehicle. The air conditioning cannot be turned off in DEFROST and
DEFOG, as it helps to remove moisture from the vehicle. It also helps to keep the windows clear.
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Old Sep 5, 2007 | 12:39 PM
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More specifically:

Automatic Operation
Press the AUTO button to place the entire system in the
automatic mode. After a five-second display of the
current settings, only the word AUTO and the outside
temperature will be shown on the digital display unless
you are in full cold 60°F (16°C) or full hot 90F
(32°C), then the word AUTO will not display. The
system will operate to achieve your comfort set
temperature as quickly as possible. The AUTO control
system works best with the windows up and the
removable roof installed or the convertible top up.

A Typical Cold Weather Example:

Your vehicle has been parked outside overnight in cold
weather below 32°F (0°C) and you have set the
driver temperature at 73°F (23°C) and have selected
the AUTO mode. The system will automatically adjust
the temperature output to maximum heating. The fan
will start at a low speed. This is to avoid blowing cold
air into the vehicle. The length of the delay depends on
the amount of time since the engine was last started, the
outside temperature and the engine coolant temperature.
As the coolant warms up, the fan speed will gradually
increase. Air will flow to the floor with some air to
the windshield to prevent fogging under most
normal conditions.

As the interior of the vehicle warms up to your comfort
set temperature, the fan speed will decrease and the
temperature output may become cooler. If the interior
temperature continues to warm up due to heating from
the sun or outside temperature increases, the system
may switch to other air delivery modes (typically
DEFOG or BI-LEVEL).

A Typical Hot Weather Example:

The vehicle has been parked outside all day in hot
weather above 80°F (27°C) and you have set the driver
temperature at 73°F (23°C) and have selected the
AUTO mode. The system will automatically adjust the
temperature output to maximum cooling. The fan will
start at a low speed momentarily to push the hot air to
the floor of the vehicle and then go to a higher fan speed
with cold airflow out of the instrument panel outlets. A
small amount of airflow will continue through the lower
ducts to cool the floor area.

The air intake may start in the recirculated mode for
maximum cooling performance. As the interior of the
vehicle cools down to your comfort set temperature,
the fan speed will decrease and the temperature output
may become warmer. The air intake may shift from
recirculation to outside air mode. If the interior
continues to cool due to a decrease in the amount of heat
the vehicle is absorbing from the sun or a decrease in the
outside temperature, the system could switch to other air
delivery modes (typically BI-LEVEL or DEFOG).

A/C: This button turns the air conditioning
compressor off or on under most conditions. The light
on the A/C button will come on when the compressor is
operating in either the automatic or manual mode. The
air conditioning does not operate at temperatures below
approximately 35°F to 40°F (2°C to 4°C). The light
on the A/C button will flash if pressed when air
conditioning is not available. The air conditioning cools
and dehumidifies the air coming into the vehicle. The air
conditioning cannot be turned off in DEFROST and
DEFOG, as it helps to remove moisture from the
vehicle. It also helps to keep the windows clear.

If the system is operating in the AUTO mode, turning
the air conditioning off will delete AUTO from the
digital display and show current mode and fan settings.
The AUTO button must be pressed to return to the
automatic mode operation.

The air conditioning may be forced off at high engine
speeds or high engine oil or coolant temperatures
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Old Sep 5, 2007 | 01:04 PM
  #11  
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If people would just read their owners manual, we here on the Forum wouldn't have anything to do!
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Old Sep 5, 2007 | 01:32 PM
  #12  
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Default

Originally Posted by Kamil D.
Its getting cooled at night so I wanted to turn on the heater, I set it to 80 and pres auto the climate control turns on the AC, I’m like W T F so I turn up the temp to 90 try again and what I get after pressing auto AC on again any body has the same problem?
(i have the doul zone climate control in a 1997)
The owner's manual is pretty clear on how to operate your dual zone. There isn't any problem with yours...it's how you're operating it.
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