1972: His career begins, Gilles joins the Moto-Ski team.
1973: Receives the title of Rookie of the year and the prestigious title Quebec’s Champion.
1974: Wins the Snowmobile World Championship and begins in Formula Atlantic series.
1975: First victory in his Formula Atlantic career at Gimli, Manitoba (Canada).
1976: Wins 9 out of 10 events in Atlantic Formula, receives the Canadian and American Champion title.
1977: First race in Formula 1 at Silverstone, United Kingdom. Receives his second Champion title Formula Atlantic and signs at the prestigious Scuderia Ferrari in Formula 1.
1978: First victory in Formula 1 in Montreal, at the Canadian Grand Prix.
1979: The F1 victories continue in : South Africa, Long Beach and Watkins Glen.
1981: Wins at the legendary circuits of Monaco and in Jarama, Spain.
1982: Fatal accident on May 8th may, during the qualifying session at the Zolder Grand Prix, Belgium.