After his playing career, DeBlois became a broadcaster for RDS, later becoming an amateur scout for the Nordiques and later was added to a six-man coaching roster under Pierre Pagé with the same team in the spring of 1993 (André Savard, Don Jackson, Jacques Cloutier, Clément Jodoin, and DeBlois).
Following his retirement from professional hockey, DeBlois took on roles as a broadcaster for RDS, later becoming an amateur scout for the Nordiques, and eventually joining a coaching staff under Pierre Pagé in the spring of 1993 alongside other prominent players like Savard, Jackson, Cloutier, and Jodoin.