GMC Yukon/Yukon XL/Denali Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-17942154) - 2025
178 Climate Controls
Press on the center vane rear edge to open the
ro
und outlet. Use the center vane to rotate the
outlet and change the direction of the airflow.
Press on the center vane leading edge to shut
off the air flow.
Move the slider knob on rectangular vents and
ro
tate the outlet barrel left to right to change
the direction of the air flow and to shut off the
air flow.
Operation Tips
•
Clear away any ice, snow, or leaves from the
air inlets at the base of the windshield that
could block the flow of air into the vehicle.
•
Clear snow off the hood to improve visibility
and help decrease moisture drawn into
the vehicle.
•
When you enter avehicle in cold weather,
press the fan up button to the maximum
fan level before driving. This helps clear
the intake ducts of snow and moisture, and
reduces the chance of fogging the inside of
the window.
•
Keep the air path under the front seats clear
of objects to help circulate the air inside of
the vehicle more effectively.
•
Use of non-GM approved hood deflectors
can adversely affect the performance
of the system. Check with your dealer
before adding equipment to the outside of
the vehicle.
Maintenance
Pa
ssenger Compartment Air Filter
The filter reduces the dust, pollen, and other
airborne irritants from outside air that is pulled
into the vehicle.
1. Open the lower glove box door completely.
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