Career

From 1988–1995, Dettore was a pitching coach in the Pirates minor league system. He then became the Pirates minor league pitching coordinator. On January 13, 2009, he was named the pitching coach for the Double-A West Tennessee Diamond Jaxx in the Seattle Mariners organization.

After the 2009 season he was named the pitching coach for the Class-A Advanced High Desert Mavericks of the California League.