(Core) Engine Does Not Turn 360 Degrees Complete, 2015 GM/Chev (HD), ENGINE ASSEMBLY- Family number: FGMXE06.0584, Displacement: 6.0L, ESN: 145Y2035 E.C.S.: SFI, HO2S, TWC, Fuel: gasoline, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921