private async Task ListarVehiculosPorMarcaYModelo()
{
int id = (int)cbMarcas.SelectedValue;
string modelo = cbModelos.SelectedItem.ToString();
try
{
this.vehiculos = await _repositorioVehiculo.ObtenerPorMarcaYModelo(id, modelo);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}