Jeep Grand Cherokee 2012 Owner's Manual page 258

256 UNDERSTANDING THE FEATURES OF YOUR VEHICLE
In addition to the front power outlet, there is also a power
outlet located in the storage area of the center console.
Center Console Outlet
The rear power outlet is located in the right rear cargo
area.
Rear Power Outlet
NOTE: The rear power outlet can be switched to
"battery" powered all the time by switching the power
outlet right rear quarter panel fuse in the fuse panel.