GTA IV SERIALSB67WT-48MDY-GMW72-KX9F9-9KX2G FDTJ3-MTJT6-24DPD-PP3DK-V8QJJ J6PRW-3976Q-CQPGW-BD9H4-6FBWQ tested all 3 working for offline only VFTTT-779PC-X3YHG-DBX4X-BXD7T tested (limited for online use)