Climate Controls - Chevrolet 4500 HD 2023 Manual

108

Climate Controls

Climate Controls
Climate Control Systems
Climate Control Systems . . . . . . . . . . . . . . 108
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Maintenance
Passenger Compartment Air Filter . . . . . . 112
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Climate Control Systems
The heating, cooling, and ventilation for the
vehicle can be controlled with this system.
Climate Control System w/Air Conditioning
1. Outlet Selector Knob
2. Air Selector Lever
3. Temperature Control Knob
4. Air Conditioning (A/C) Switch
5. Fan Speed Control Knob
Outlet Selector Knob : The Air Selector Knob
regulates air flow from the upper, floor and
defroster outlets.
H
: Air flows through the upper outlets.
)
: Air flows through the upper and floor
outlets.
6
: Air is flows through the floor outlets.
-
: Air flows through the floor outlets,
with some air coming from the door
window and windshield outlets.
-
: Air flows through the floor outlets,
with some air coming from the door and
windshield outlets at a greater volume than
the first position.
1
: Air flows through the door window
and windshield outlets.
Air Selector Lever : The intake of outside air
and the circulation of inside air is controlled
by sliding this lever right or left.
: Use this position to ventilate the
interior of the cab. This position should be
normally selected.
: Use this position to prevent dusty or
otherwise contaminated outside air from
entering the cab, such as in a tunnel or in
congested traffic.
Extended use of the inside air recirculation
position causes the windshield and windows
to fog up easily, making visibility poor. For
good ventilation, switch to outside air as
soon as possible.