Buick 2011 Lucerne - Manual (Page 173)

Black plate (17,1) Buick Lucerne Owner Manual - 2011
A. Fan Control
B. Temperature Control
C. Air Delivery Mode
Control
D. Recirculation
E. Air Conditioning
F. Rear Window
Defogger
Operation
(
(Off): Turns the climate control system off. Outside
air still enters the vehicle and is directed to the floor.
The airflow direction and temperature can be adjusted.
Temperature Control: Turn clockwise or
counterclockwise to increase or decrease the
temperature.
9
(Fan Control): Turn clockwise or counterclockwise
to increase or decrease the fan speed. The fan speed
is temporarily reduced between the transition to a new
mode. The fan will resume when the new mode is
complete.
If the airflow seems low when the fan speed is at the
highest setting, the passenger compartment air filter
may need to be replaced. For more information, see
Passenger Compartment Air Filter on page 4‑25 and
Scheduled Maintenance on page 7‑3.
Air Delivery Mode Control: Turn clockwise or
counterclockwise to change the direction of the airflow
in the vehicle.
To change the current mode, select one of the following:
H
(Vent): Air is directed to the instrument panel
outlets.
)
(Bi-Level): Air is divided between the instrument
panel outlets and the floor outlets. Slightly cooler air is
directed to the instrument panel outlets and warmer air
is directed to the floor outlets.
6 (Floor): Air is directed to the floor outlets, with some
air directed to the windshield and side window outlets.
If recirculation is selected while in this mode, it stays on
for three minutes to reduce windshield fogging.
4-17