He eventually associated with Quebec artistic dissident group Les Automatistes and became a signatory to the Refus global artistic manifesto.
Gauvreau worked in various aspects of television production during the 1950s.
He took a break from painting during the 1960s until 1975.
He continued to paint in 2005.
Gauvreau died on 7 April 2011 of heart failure at the age of 88.