First of all, what version is your game? XBox or PC? If it's the PC version, try to update the audio drivers. If that doesn't work try to reinstall it. These are the only tips I know so far.
__________________ "I have seen the blood and dirt on their faces. I’ve seen young boys turned into soldiers. I’ve seen men ripped apart by bullets. I can’t forget these things I have seen. And so I ask myself: How much more can one man take?" -Sgt. Matt Baker
problems whith the sounds????????? 
Linear Mode
