Kia Sedona: Mode selection
The mode selection button controls the direction of the air flow through the ventilation system.
The air flow outlet port is converted as follows:

Refer to the illustration in the
Automatic heating and air conditioning
Temperature controlKnock Sensor (KS) Repair procedures
Removal
[Bank 1]
1.
Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
2.
Remove the intake manifold.
(Refer to Engine Mechanical System - "Intake Manifold")
...
Steering Column and Shaft Repair procedures
Removal
1.
Disconnect the battery negative cable from the battery and then wait for at least 30 seconds.
2.
Turn the steering wheel so that the front wheels can face straight ahead.
3.
Rem ...