The AutoCAD 2009 service pack/update 3 is now available.
This update includes updates 1 & 2 and combined there are over 20 crash, freeze or fatal error defects fixed!
Please see the readme and backup your customization before installing.
To download the AutoCAD update click here or copy/paste the following link:
To download the AutoCAD LT update click here or copy/paste the following link: http://usa.autodesk.com/getdoc/id=DL13271527
From the AutoCAD Readme:
AutoCAD 2009 Update Version Numbers
If you search for an update within the installed programs on your system, the update displays by its version number. The following table contains version numbers for AutoCAD 2009 updates.
Product - - Version Number
AutoCAD & LT 2009 Update 1 - -2
AutoCAD & LT 2009 Update 2 - -3
AutoCAD & LT 2009 Update 3 - -4
Also see the bottom of the Readme for known issues once you've installed the update.