This was a cause in her death , according to death certificate . Peña is known for her recurring guest role as the mother of a character played by Sofia Vergara in the ABC sitcom `` Modern Family . '' 55-year - old actress died at 14 in Los Angeles . Peña known for roles in film and television , including ` ` Modern Family '' Cardiopulmonary arrest and acute gastrointestinal bleeding also caused her death .
This was a cause in her death , according to death certificate . 55-year - old actress died at 14 in Los Angeles . Peña known for roles in film and television , including ` ` Modern Family '' Cardiopulmonary arrest and acute gastrointestinal bleeding also caused her death .