Confirming that there would indeed be Downloadable content for the 360 version of Grand Theft Auto IV, Microsoft released a statement saying that it would start to become available this fall in the form of episodes. “Starting this autumn” the release says “Xbox 360 owners will also have access to exclusive “Grand Theft Auto IV” episodes that will provide hours of additional game play.”
Not too detailed but the use of the word “episode” is intriguing. It was mentioned earlier that DLC may be in the form of additional cities as well the 360 version is to have exclusive content that won’t be found on the PlayStation 3 version.