Lincoln Aviator: Steering Wheel / Information Display Control and Horn
Information Display Control

Note: The controls change when you enter
a submenu.
The following controls are only available
once you enter a submenu:

Horn

The heated steering wheel button is on the
climate controls.
Press the button to switch the
heated steering wheel on and off.
Note: You can use the heated steering
wheel only when the engine is running...
Other information:
Door Lock Indicator
An LED on each door lock switch illuminates
when you lock the doors. It remains on for
2 to 5 seconds after you switch the ignition
off.
Door Lock Switch Inhibitor
When you electronically lock your vehicle,
the door lock switches and the interior
luggage compartment release switch do not
operate after 20 seconds...
Removal
NOTE:
Removal steps in this procedure may contain installation details.
Remove the rear door trim panel.
Refer to: Rear Door Trim Panel (501-05 Interior Trim and Ornamentation, Removal and Installation).
Remove the screws and the front door tweeter speaker...