Lamy tried to win two more elections after this. In the 1970 Quebec provincial election, he lost his election as a part of the "Ralliement créditiste du Québec". In the 1979 general election, he lost his election as a part of the Progressive Conservative Party. Lamy did not run for election ever again after 1979. He died in Trois-Rivières, Quebec, on 26 October 2016.