Fiat is the best-selling carmaker in Uruguay in July and year-to-date. New light vehicle sales in Uruguay climb 27.7% year-on-year in July to 3.751 units, leading to a year-to-date volume up 75.2% to 28.405. This month Fiat (+124.6%) reclaims the top spot it holds year-to-date with a very strong 20.4%…