Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
184
Climate Controls
Air Vents
Move the slider knobs to change the
direction of the airflow and to shut off the
air flow.
Use the thumbwheel near the air vents to
control the amount of airflow or to shut off
the airflow.
Operation Tips
.
Clear away any ice, snow, or leaves from
the air inlets at the base of the
windshield that can block the flow of air
into the vehicle.
.
Clear snow off the hood to improve
visibility and help decrease moisture
drawn into the vehicle.
.
Keep all outlets open whenever possible
for best system performance.
.
Keep the path under all seats clear of
objects to help circulate the air inside the
vehicle more effectively.
.
Use of non-GM approved hood deflectors
can adversely affect the performance of
the system.
Maintenance
Passenger Compartment Air Filter
The filter removes dust, pollen, and other
airborne irritants from outside air that is
pulled into the vehicle.
The filter should be replaced as part of
routine scheduled maintenance. To find out
what type of filter to use, see
.
1. Open the glove box.