Hummer Engine Control Module | ECM | PCM | ECU

When it comes to Hummer’s fuel economy is fundamental to the functionality of your vehicle. ECU’s are a main component when dealing with fuel due to it being the ‘brain’ of the vehicle. Because of our units are flashed to its latest updates this will ensure your vehicle is running at its maximum capacity. In addition to this all Hummer PCM, Hummer ECM & Hummer ECU engine computers from Flagship One, Inc. are precisely programmed and flashed to meet your vehicle's specific requirements. Our Hummer PCM, Hummer ECM and Hummer ECU module units that are labeled plug & play will not require additional programming. If you can't find the exact part that you are looking for, simply give us a call because our supply of vehicle controllers is the nation's largest so you'll be sure to get just what you need -- at a price you'll like!