Dodge Ram 2500 - 2006 Fuse Box Diagram Dodge Ram 2500 - 2006 Fuse Box Diagram. Home; Dodge; Ram 2500 - 2006 Fuse Box; to inflate for your protection. Promptly check fuse num-bers 52 and 53 in the fuse and relay center. See your the fuse block cover for the proper airbag fuses. See your. dealer if the fuse Were are fuse boxes on 2006 5.9 cummins dodge ram - Fixya SOURCE: 2006 dodge ram 2500 a/c fuse rely. The AC relay is located in the under hood fuse box. The cover should have a legend for location. Its one of the bigger black ones. You can rotate it with the horn or ABS one to see if its the problem. You may have a small fuse also in that box for it.