Hummer 2008 H2 Owner's Manual page 180

Rear Climate Control with Rear Seat
Audio Controls
Manual Operation
DC
(Fan): The fan buttons on the rear seat audio
control panel let you manually adjust the fan speed.
D
Press to increase airflow and
3-30
C
to decrease airflow.
+/− (Increase/Decrease Temperature): These buttons
select the temperature of the air flowing into the rear
passenger area. Press the + button for warmer air
and press the − button for cooler air. The temperature
settings will display in 0-12 increments, going from
the coolest (0) to the warmest (12) setting.
N
(Mode): Press the mode button to manually change
the direction of the airflow in the vehicle. Repeatedly
press the button until the desired mode appears on
the display. Multiple presses cycles through the
delivery selections.
H
(Vent): This mode directs air through the
headliner outlets.
)
(Bi-Level): This mode directs air through the
floor outlets as well as the headliner outlets. The rear
system floor outlet is located at the passenger side
rear quarter trim panel.
6
(Floor): This mode directs air through the floor
outlets. The rear system floor outlets are located
under the seats.