SITEUR: Providing integrated public transit in Mexico January 1, 2023 | TA/ TSO Focus SITEUR (Sistema de Tren Eléctrico Urbano - urban electric train system) is a public transportation agency in the Guadalajara Metropolitan Area (GMA) in the state of Jalisco, Mexico and provides mass p... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password