Your rig should have a converter that charges the battery. Since it is new and something is obviously not right, I would take it to the dealer and let them look at it under the warranty.
2011 351RLTS Eagle, Mor/Ryde suspension & pin box
06 F350 Lariat PSD, SRW, LB, CC, EGR delete kit, 16K DrawTite hitch, Timbrens, TST TPMS
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