The global automaker’s sales in North America declined over the past year because of high-cost models that dealers struggled to sell.

Carlos Tavares, who had been under fire and was expected to leave at the end of his contract, resigned abruptly on Sunday.

Stellantis CEO Carlos Tavares is stepping down after nearly four years in the top spot of the carmaker that owns brands like Jeep and Ram and Citroën and Peugeot