Codes are only redeemable for Xbox 360 and PC accounts.
1) Go to ghostrecon.com/network and click "CLICK HERE TO REDEEM YOUR EXCLUSIVE UNLOCKS".
2) Log in to your UPlay account and select your platform.
3) Enter your code in the box at the top and press "OK".
Why doesn't the Defender code work?
A) The Defender code only works on the US version of the Ghost Recon Network site. To unlock it, either change your site language to "en-US" or use the following link: http://ghostreconnetwork.ubi.com/en-...rfs/transmedia
Why can't I enter codes for the PS3?
A) Currently, Playstation 3 owners are not able to redeem codes or some unlocks due to restrictions in place on the platform. Ubisoft will provide more info when it becomes available.
How do I unlock the MP-412 REX?
A) The MP-412 REX can be unlocked by playing the Ghost Recon Commander Facebook game. It can also be used by PS3 players, unlike the code unlocks. The game's beta can be played using the following link: http://apps.facebook.com/ghostreconcommander/
If you feel that these credits are wrong, please post a link confirming that you discovered the code.
Thanks go out to those that spent the time finding the codes.
EDIT: Thanks for the sticky, forum mods.