10 Cars Sold in the U.S. but not Canada Published on September 13, 2019 in Top 10 by Guillaume Rivard Photo: Cadillac Cadillac ATS Coupe The ATS retired from the Canadian market in 2018, but you can still buy an ATS Coupe in the U.S.—with an available 3.6-litre V6 that generates 335 horsepower. However, it will soon be replaced by the upcoming CT4.