Default directory on 64 Bit systems for Modern Warfare 2 directory is:
C:\Program Files (x86)\Steam\steamapps\common\call of duty modern warfare 2\main

Default directory on 32 Bit systems for Modern Warfare 2 directory is:
C:\Program Files\Steam\steamapps\common\call of duty modern warfare 2\main

Install:
1. Backup your game files! Files iw_00.iwd to iw_07.iwd
2. Download PakScape from "http://www.mw2hacks.eu/public-hacks/44-pakscape-0/download" or another place of your choice
3. Open PakScape.exe and choose "Open"
4. Browse to your "call of duty modern warfare 2\main" folder
5. Choose to show all files from the bottom right drop down menu on the "Open" window to see *.iwd files
6. Open a game archive
   e.g. iw_00.iwd
7. Copy the custom textures within the corresponding game archives.
   e.g. The custom textures within "t1\iw_00" should be placed within the game archive iw_00, inside the "images" folder
8. Choose to overwrite all the files
9. Save the archive

Please do not share

Thanks,
Craig87

http://www.mw2hacks.eu