this is explored!

selfdrive/car/hyundai/carcontroller.py

@@ -140,7 +140,6 @@ class CarController:
         if (self.frame - self.last_button_frame) * DT_CTRL > 0.25:
           # cruise cancel
           if CC.cruiseControl.cancel:
-            print(self.CP.flags)
             if self.CP.flags & HyundaiFlags.CANFD_ALT_BUTTONS:
               can_sends.append(hyundaicanfd.create_acc_cancel(self.packer, self.CP, self.CAN, CS.cruise_info))
               self.last_button_frame = self.frame

selfdrive/car/hyundai/hyundaicanfd.py

@@ -71,7 +71,6 @@ def create_buttons(packer, CP, CAN, cnt, btn):
     "COUNTER": cnt,
     "SET_ME_1": 1,
     "CRUISE_BUTTONS": btn,
-    "CRUISE_BUTTONS2999999999": btn,
   }
 
   bus = CAN.ECAN if CP.flags & HyundaiFlags.CANFD_HDA2 else CAN.CAM