Comfort Controls & Audio Systems - Pontiac 1993 Grand Am Owner's Manual

Comfort Controls & Audio Systems
Climate Control System
With this system, you can control the
ventilation and heating in your vehicle.
Your vehicle also has the flow-through
ventilation system described later in this
section.
$$
: The left control knob sets the
fan speed. To select the force of air you
want, turn the knob. The fan is always
running unless the mode control is
moved to OFF'.
Temperature Control: The center
control knob regulates the temperature
of the air coming through the system.
Mode Control: The right control knob
changes the functions of your system.
N3058
12
(Bi-Level): Use on cool, but
;unny days. This setting brings in the
3utside air, but directs it in two ways.
rhe cool air is directed to the upper
2ortion of your body through the
instrument panel outlets, but slightly
warmer air is directed through the
heater ducts and defroster vents. At
times this temperature difference may be
more apparent than others.
temperatures are mild, and little heating
or cooling is needed. Air flow is through
the instrument panel outlets. Set the
center control knob to the temperature
desired.
2
(Vent): Use when outside
lA
(Heater): This setting brings heated
air through the heater ducts, and some
through the windshield defroster vents.
[f you have the optional engine block
heater and use it during cold weather,
0°F (-18°C) or lower, your heating
system will more quickly provide heat
because the engine coolant is already
warmed. See the Index under Engine
Block Heater.
flow equally between the heater ducts
and the windshield defroster vents.
most air through the windshield
defroster vents, and some through the
heater ducts.
(Blend): This setting divides air
(Defrost): This setting directs
m . . 102