2009 Isuzu 4HK1-TC, Truck Delivery, ECMs, Fits to: GMC W4500, (Used) 2009 Isuzu 4HK1-TC ENGINE ECM- Serial Number: 275800-8051, Pat Number: 8980885830, Engine information- ESN: 619807, Stock #P-36303, 1 Rectangular Plug with 96 Pins, 1 Rectangular Plug with 58 Pins, Reference images for condition. For more information about this item, give us a call. We ship worldwide! ( CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 275800-8051, Casting# 275800-8051, Truck Year 2009 J8DC4W16297000916