Pontiac 2004 GTO - Manual (Page 71)

Power Windows
Use the switches located
between the seats to
operate the windows.
To raise the window, pull up the switch. To lower the
window, push down the switch.
The switches will remain operational when the ignition is
turned off for 15 minutes, while the doors remain
closed. When the doors are opened, the power windows
are deactivated, and will not operate until the ignition
is turned on again.
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