What is the CD key for Terminator 3?

Using a key code that did not come from the dealer or manufacture is illegal. The person supplying it can potentially get into as much trouble as the person using it. If you have lost your key code do to formatting, lost jewel case, or any other reason, than you should contact the dealer or manufacture of the product. They will be able to retrieve your code or issue you a new one. This is generally done free of charge.