Jeep 2008 Grand Cherokee SRT - Manual (Page 158)

POWER OUTLETS
Front Power Outlet
To the left and right of the convenience tray (lower center
of instrument panel) is an outlet for electrically powered
accessories. Pull lightly on the tab of the plastic cover to
access the outlet.
Rear Power Outlet — If Equipped
The rear power outlet (if equipped) is located in the left
rear cargo area.
The rear power outlet is a direct feed from the battery and
will receive power whether the ignition is in the ON or
LOCK position. All accessories connected to this outlet
should be removed or turned off when the vehicle is not
in use to protect the battery against discharge.
Rear Power Outlet
158 UNDERSTANDING THE FEATURES OF YOUR VEHICLE