MY CAMARO DOESN'T HAVE AFM BECAUSE IT IS A MANUAL AND ON THE HP TUNER IT DOESN'T OFFER IT AS FAR AS I CAN SEE AS SOMETHING TO TURN ON OR OFF BUT ON AN AUTOMATIC IT MIGHT. THE LT1 DOES HAVE DISPLACEMENT ON DEMAND AND YOU CAN CHANGE THE SETTINGS ON THAT ALONG WITH TURNING IT OFF. THE AFM SYSTEM REQUIRES MECHANICAL PARTS TO MAKE IT WORK LIKE AFM LIFTERS AND A AFM VALLEY PLATE THAT REDIRECTS OIL TO THE LIFTERS SO I DON'T THINK YOU CAN TURN IT ON WITHOUT THE HARDWARE AND A COMPUTER THAT SUPPORTS IT. I HOPE THIS HELPS.