Note, these codes will work on Delta Force, Delta Force Xtreme, and Delta Force Classics.
The following cheats for Delta Force can only be used in single player games. Cheats are entered via the console.
To enter a cheat, bring up the console by pressing the ' key (the key to the left of the Enter key on most keyboards), then enter one of the following cheat codes and press enter to activate it.
Here are the cheats that are available for Delta Force:
End Current Mission
Cheat code: resetgames
Cheat code: hitmewithyourbestshot
Cheat code: takeittothelimit
Cheat code: iwillsurvive
Cheat code: closetoyou
Cheat code: letmego
Cheat code: sky
Cheat code: turbo