Cadillac 2007 STS, Owner'S Manual

Page: 232 / 560

Manual Operation
y
N
z
(Mode): Pressing the mode switch and
changing the mode cancels automatic operation
and allows the operator to manually select the air
delivery location. Press AUTO to return to
automatic operation.
The outboard air outlets always receive airflow
regardless of the mode selected. See
Outlet
Adjustment on page 237 to change this airflow
from the outboard outlets.
To change the current mode, select one of the
following:
Y
(Vent): This mode directs air to the instrument
panel outlets.
\
(Bi-Level): This mode directs about half of the
air to the instrument panel outlets, and then
directs most of the remaining air to the floor
outlets. In automatic operation, cooler air is
directed to the upper outlets and warmer air to the
floor outlets.
[
(Floor): This mode directs most of the air to
the floor outlets with some air directed to the
outboard outlets, and a little air directed to
the windshield and side windows.
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 allows the
operator to manually select the amount of airflow.
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 239 and Scheduled Maintenance on
page 505 .
h
(Recirculation): Press this button to control
the air source for the climate control system. If
in AUTO mode, press this button once to
select recirculation. This mode keeps outside air
from coming in the vehicle and recirculates the air
in the vehicle. It can be used to prevent outside
air and odors from entering the vehicle or to
help cool the air inside the vehicle more quickly.
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