(Used) 2007 GM 4.8L, ENGINE ECM - Part Number: 126176320, Serial Number: 86YPMUK180797BM6, Service Number: 12612384, Displacement: 4.8L, Horsepower: 285, Serial Number: 52119L052, Part Number: 52G0D285A, Engine: P-42684, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921