GMC Chevy 6.6L Duramax V-8 Diesel Engine ECM ECU ICM Part# 12617102 / 12609441. May need to be programmed by your GM dealer to your truck. The item "GMC Chevy 6.6L Duramax V-8 Diesel Engine ECM ECU ICM Part# 12617102 / 12609441" is in sale since Tuesday, December 8, 2020. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts\Computer, Chip, Cruise Control\Engine Computers". The seller is "dealeridaho" and is located in Meridian, Idaho.This item can be shipped to United States.