FORD 2012 F-550 v.3 - Manual (Page 105)

Rear Window Buffeting: When one or both of the rear windows are
open, the vehicle may demonstrate a wind throb or buffeting noise. This
noise can be alleviated by lowering a front window approximately 2–3 in.
(5–8 cm).
One-touch down
Allows the driver’s window to open fully without holding the control
down. Press the switch completely down to the second detent and
release quickly. The window will open fully. Momentarily press the switch
to any position to stop the window operation.
Window lock (if equipped)
The window lock feature allows only
the driver to operate the power
windows.
To lock out all the window controls
(except for the driver’s) press the
right side of the control. Press the
left side to restore the window
controls.
Power sliding back window (if equipped)
The control is located on the
overhead console.
Press and hold the control to
open the window all the way to the
full open position.
Pull and hold the control to
close the window.
WARNING: When operating the power sliding back window you
must ensure all rear seat occupants and/or cargo are not in the
proximity of the back window.
WARNING: Do not leave children unattended in the vehicle and
do not let children play with the power sliding back window.
They may seriously injure themselves.
Driver Controls
105
2012 F-250/350/450/550 (f23)
Owners Guide, 3rd Printing
USA (fus)