It began on Saturday, January 11, 2003, and ran until May 17, when the regular season ended.
Celaya's franchise was bought out by the owner of Aerolineas Internacionales, Jorge Rodriguez Marie, and it was moved to Cuernavaca.
Thus, creating a team that was known as Los Colibries de Morelos.
Monterrey defeated Morelia to win their second championship.
Guadalajara advanced for being the higher seeded team.