In 2006, Garza investigated serious charges of sexual abuse of minors by Legion founder Marcial Maciel, which were later verified.
[1] Garza left the post of Vicar General in 2011 in order to take up the role of Territorial Director for North America.
His younger sister Roberta Garza Medina is the editor of Milenio magazine in Mexico City.
[citation needed] In a civil lawsuit that was later dropped, Garza was listed among the accused of alleged sexual abuse of teenage boy in the early 1990s.
[4] Following up on these accusations, the Legion of Christ carried out a canonical investigation entrusted to an independent investigator who concluded that "the accusations against Father Luis Garza were not credible," and that he should be "free from suspicion and should not be restricted in any way in the exercise of his priestly ministry.