2004-2007 Hummer H2 OnStar Dash-Mounted Communication Module 15945728 Option UE1

2004-2007 Hummer H2 OnStar Dash-Mounted Communication Module -- Dealer Turn On Required -- Professionally remanufactured item in 100% working order. Item may have normal signs of wear. Please see photos for more details. Part Number: 15945728 Interchange Part Number: 591-01218 Compatible Part Number: 19115463 Option Code: UE1 This is a professionally remanufactured OnStar Dash-Mounted Communication Module that fits a 2004-2007 Hummer H2. Please see pictures for more cosmetic details. This item has been cleaned, serviced as needed and thoroughly checked. Function is in 100% working order! This unit is being sold as a REPLACEMENT ONLY! The part number is 15945728. If you do not have this exact part number, or compatible part number currently in your vehicle, it will likely NOT WORK. If you are unsure of your part number, contact us with your VIN and they should be able to provide you with the correct part number. They may look the same and have the same plugs but data streams may be different, not allowing them to code. For example, external amps are used in some cars and will not allow interchange, etc.