Chevrolet Silverado 4500HD/5500HD/6500HD Owner Manual (GMNA-
Localizing-U.S.-12102101) - 2019 - crc - 10/2/18
186
Climate Controls
Climate Controls
Climate Control Systems
Heater Only) . . . . . . . . . . . . . . . . 186
Air Conditioning) . . . . . . . . . . . . 188
Air Vents
Air Vents . . . . . . . . . . . . . . . . . . . . . 190
Maintenance
Filter . . . . . . . . . . . . . . . . . . . . . . . . 190
Service . . . . . . . . . . . . . . . . . . . . . . . 191
Climate Control Systems
Climate Control Systems (with Heater Only)
With this system, the heating and ventilation can be controlled.
1. Fan Control
2. Air Recirculation
3. Air Delivery Mode Controls
4. Defrost
5. TEMP (Temperature Control)
TEMP :
Turn clockwise or
counterclockwise to increase or
decrease the temperature inside the
vehicle.
9
:
Turn clockwise or
counterclockwise to increase or
decrease the fan speed. Turn the
knob all the way counterclockwise
to turn the fan off.