Microsoft has pulled the ability to download and use the tool as it had some unintended consequences from time to time:
Per Microsoft: This article previously contained a link to the Windows Installer Cleanup utility (MSICUU2.exe). If you were directed to this article to solve a problem installing a product other than Microsoft Office, please contact your software manufacturer for installation support on the product.
While the Windows Installer Cleanup utility resolved some installation problems, it sometimes damaged other components installed on the computer. Because of this, the tool has been removed from the Microsoft Download Center. The Fix it Solutions in this article provide the ability to fully remove Office 2003, 2007 and 2010 suites without damaging other Windows components.
As an alternative you can check out the Revo Uninstaller at:
They have a 'free' version and full version that has a 30 day trial for full use of the product.
To get help on this or other issues call us at 800-808-7645.