This page contains Cheats for Underground Jampack: Winter 1998 organized by sections for Playstation. Underground Jampack: Winter 1998 is a Miscellaneous Demo Disc game, made by SCEA, released on Oct 1, 1998 and published by SCEA. If you can't find a hint or secret in our list, then please check this page periodically for the latest updates.
- Developer: SCEA
- Publisher: SCEA
- Genre: Miscellaneous Demo Disc
- Release Date: Oct 1, 1998
- ESRB: Not Set
Insert a memory card that does not have a save from Gran Turismo. Start the disc and go to the downloads screen. Select Gran Turismo to write a saved game with all the special models and the ones that you would have won in the other races. It will also give you a little less then 2,000,000,000 credits, all tracks, all gold licenses, all extras in t...From: Nesreen
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