Cadillac 2005 CTS Owner's Manual page 155

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(Floor): This mode directs most of the air to the
floor outlets with some air directed to the outboard
outlets (for the side windows), and a little air directed
to the windshield.
The mode switch can also be used to select the defog
mode. Information on defogging and defrosting can
be found later in this section.
yAz
(Fan): Press this switch to increase or
decrease the fan speed. Pressing this switch cancels
automatic operation and places the system in manual
mode. Press AUTO to return to automatic operation.
If the airflow seems low when the fan speed is at
the highest setting, the passenger compartment air filter
may need to be replaced. For more information, see
Passenger Compartment Air Filter on page 3-33
and Scheduled Maintenance on page 6-4 .
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(Recirculation): This mode keeps outside air
from coming in the vehicle. It can be used to prevent
outside air and odors from entering your vehicle or
to help heat or cool the air inside your vehicle more
quickly. Press this button to turn the recirculation
mode on or off. The air-conditioning compressor also
comes on.
Recirculation is not available in the defrost mode and
will automatically turn off after 10 minutes when defog
is selected.
Using recirculation for long periods of time may cause
the air inside your vehicle to become too dry or stuffy.
To prevent this from happening, after the air in your
vehicle has cooled, turn the recirculation mode off.
Q R
PWR (Power/Driver's Temperature): Press
the PWR button located on the driver's side of the
climate control panel to turn the entire climate control
system on or off. Press the up or down arrow on
the switch to increase or decrease the temperature
inside your vehicle.
Q R
PWR (Power/Passenger's Temperature): Press
the PWR button located on the passenger's side of
the climate control panel to allow the passenger's
climate control setting to be different than the driver's.
Press the up or down arrow on the switch to increase
or decrease the temperature for the front passenger.
A/C OFF (Air Conditioning): Press this button to
manually turn off the air conditioning compressor.
Press AUTO to return to automatic operation or press
the A/C OFF button again.
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