Nov 27 (Reuters) - General Motors Co (NYSE:GM) GM.N :
* PLANS TO COMPLETELY DISINVEST FROM CANADA
* DIAS SAYS CANADIAN PRIME MINISTER JUSTIN TRUDEAU HAS SPOKEN TO U.S. PRESIDENT DONALD TRUMP
* DIAS SAYS HE SUGGESTED TRUDEAU RAISE POSSIBILITY OF "SIGNIFICANT TARIFFS" ON GM VEHICLES MADE IN MEXICO WITH TRUMP