go to
www.mymopar.com & get to the wiring diagrams. EDIT click on "tools/reference" in the main menu to the left then click on wiring/electrical diagrams then click on "Mopar wiring diagrams" then click on your year/make. it'll have the orientation (front to rear) so to speak but not the amps of the individual fuses but with your fuse block in hand you can easily orient it & know which is which. I know the heater is 20 & the dome lights are 3, AC is likely 20 also