Lawn Care Service of Cedar Park 100 E Whitestone Blvd Ste 148, #166 Cedar Park, TX 78613 (512) 595-0884
Hold LT + LB + LS + RS + RB and get a yellow card. If you're using a keyboard, go into settings.exe from your game directory, switch to the keyboard tab and see what buttons have you assigned to the aforementioned keys. The combo is the same.
ProTip: During a match pause the game and select the option 'Command Menu' from the pause menu. It lists all the commands in-game including the one for Diving.