Fuses and relays box diagram Chrysler 300 Fuse box diagram located in the trunk Chrysler 300. Rear Power Distribution Center . There is also a power distribution center located in the trunk under an access panel. This Interior Fuse Box Location: 2005-2010 Chrysler 300 2005 Click to view0:17Some Chryslers have multiple interior fuse boxes including in the trunk - the video above will show you where the interior fuse box of your 2005 300 is located. If your 300 has many options like a sunroof, navigation, heated seats, etc, the more fuses it has.