Details are finally starting to trickle in with Battlefield Bad Company 2: Vietnam Expansion Pack. The expansion pack will be launching with 4 distinct new maps that will be playable on all 4 multiplayer game modes. There are 15 "new" Vietnam-era weapons along with 6 new vehicles including the HUEY!!
The Expansion pack is integrated with the full game so you will continue to rank up and unlock achievements and badges no matter what war you choose to participate in.