Four auxiliary switches located in the lower switch bank of the instrument panel can be used to power various electrical devices. You have the ability to configure the functionality of the auxiliary switches via the Uconnect Settings.
All switches can be configured as follows:

Auxiliary Switches
NOTE:
Holding last state conditions are met when switch type is set to latching and power source is set to ignition.
The auxiliary switches manage the relays that power four blunt cut wires. These wires are located under the instrument panel in the passenger compartment and under the hood to the right, near the battery.

Auxiliary Switch Connections – Under Hood

Auxiliary Switch Connections – Under Instrument Panel
In addition to the four auxiliary switch wires, a fused battery wire and ignition wire are also located in the interior, in the passenger side under the instrument panel.
A kit of splices and heat shrink tubing are provided with the auxiliary switches to aid in the connection/installation of your electrical devices.
Wire Color Chart

Power Inverter — If Equipped
POWER WINDOWS — IF EQUIPPED