        ("ECMPRDNL", 10),
        ("PSCMStatus", 10),
        ("ESPStatus", 10),
        ("BCMDoorBeltStatus", 10),
        ("EPBStatus", 20),
        ("EBCMWheelSpdFront", 20),
        ("EBCMWheelSpdRear", 20),
        ("AcceleratorPedal2", 33),
        ("ASCMSteeringButton", 33),
        ("ECMEngineStatus", 100),
 
</s> remove       ("EPBClosed", "EPBStatus"),
 </s> add       ("ParkBrake", "VehicleIgnitionAlt"), </s> remove     ret.parkingBrake = pt_cp.vl["EPBStatus"]["EPBClosed"] == 1
 </s> add     ret.parkingBrake = pt_cp.vl["VehicleIgnitionAlt"]["ParkBrake"] == 1
      ("VehicleIgnitionAlt", 10),
        ("ECMPRDNL", 10),
        ("PSCMStatus", 10),
        ("ESPStatus", 10),
        ("BCMDoorBeltStatus", 10),
      ("VehicleIgnitionAlt", 10),
        ("EBCMWheelSpdFront", 20),
        ("EBCMWheelSpdRear", 20),
        ("AcceleratorPedal2", 33),
        ("ASCMSteeringButton", 33),
        ("ECMEngineStatus", 100),
keep keep keep keep replace keep keep keep keep keep
 GM: add support for vehicles with manual parking brakes (#24766)

Switch to general park brake signal 
selfdrive/car/gm/carstate.py