Chevrolet Low Cab Forward 6.0L Gasoline Engine 3500/4500 Series (GMNA-
Localizing-U.S.-12533400) - 2019 - CRC - 11/19/18
Climate Controls
121
Climate Controls
Climate Control Systems
Climate Control Systems . . . . . 121
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . 124
Maintenance
Filter . . . . . . . . . . . . . . . . . . . . . . . . 125
Service . . . . . . . . . . . . . . . . . . . . . . . 127
Climate Control
Systems
The heating, cooling, and ventilation
for the vehicle can be controlled
with this system.
Climate Control System w/Air
Conditioning shown, Heater Only
similar
1. Outlet Selector Knob
2. Air Selector Lever
3. Temperature Control Knob
4. Air Conditioning (A/C) Switch,
if equipped
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.