partial void DeleteVehiclePart(VehiclePart instance);
 partial void UpdateVehiclePart(VehiclePart instance);
		private void detach_VehicleParts(VehiclePart entity)
		{
			this.SendPropertyChanging();
			entity.Vehicles = null;
		}
 partial void InsertVehiclePart(VehiclePart instance);
		private void attach_VehicleParts(VehiclePart entity)
		{
			this.SendPropertyChanging();
			entity.Vehicles = this;
		}