(Used) 2015 GM 6.0L, ENGINE ECM- Serial Number: 86ABVNK24329NW5X, Part Number: 12658777 Service Number: 12633238 Family Number: FGMXE06.0584, Displacement: 6.0L, Horsepower: 360, ESN: 145Y2035, Engine: P-30531 Truck: 03228 For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921