Chevrolet 2007 IMPALA Automobile User Manual


 
Manual Operation
Turn the right knob clockwise or counterclockwise
to direct the airflow inside of your vehicle.
To change the current mode, select one of the
following:
H(Vent): This mode directs air to the instrument
panel outlets.
)(Bi-Level): This mode directs half of the air to
the instrument panel outlets and the other half
to the floor outlets.
6(Floor): This mode directs most of the air to the
floor outlets, with some of the air directed to the
windshield and side window outlets. In this mode,
the system will automatically select Outside Air.
The right knob can also be used to select defog or
defrost mode. For more information, see
“Defogging and Defrosting” later in this section.
By positioning the right knob between two modes,
a combination of those two modes is selected.
The air conditioning compressor will operate
unless the outside temperature is 40°F (4°C) or
below.
9(Fan): Turn the left knob clockwise or
counterclockwise to increase or decrease the fan
speed. If the airflow seems low when the fan
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 171 and
Scheduled Maintenance on page 410.
Single Zone
167