All affected batteries feature defective cell modules supplied by a major South Korean battery manufacturer. ADVERTISEMENTThe issue originates from a manufacturing flaw in the high-voltage battery cell modules produced during a specific timeframe. The company plans to replace the faulty battery modules at no cost to owners. ADVERTISEMENTThe South Korean firm involved is among the top three battery producers in the country. Other top-ten battery makers include six Chinese companies, two South Korean firms, and one Japanese company.