To redeem a Xbox game code you need to go to the marketplace. From the marketplace you click on redeem code.
Chat with our AI personalities
by typing the code you get into the redeem code place on your dashboard
enter the code ffcfreevehicle4u in the redeem code select the player you want to have it on and click redeem and get in the game
You have to have the code. Then go to account manager. Somewhere in there should be something called redeem code. Just input the code and you're good.
Catwoman
Sorry, but No.