DesRosiers says overall sales improved 9.3% for best March.
DesRosiers reports shows strength follows best year ever in 2015.
Analyst says it would help keep the Canadian industry afloat.
Record sales driven by light trucks, up by 11%.
Industry is on pace for a record year as luxury brands posted double-digit growth.
Trucks grab more market share with sales up more than 5%
DesRosiers says 11-month total just short of 2013 total.
Canadian auto sales figures from December will help paint a final picture of 2011, which is on track to beat volumes reported in the years since the last recession.
Canadian automobile sales grew 3.6% in January from a year ago, a signal that momentum is building as the auto industry slowly recovers from the recession.