PSA Peugeot-Citroen manufactures DS brand vehicles .
Until the sale , agreed to in March 2017 , takes place , both are wholly owned subsidiaries of General Motors ( GM ) . `` LIST OF SUBSIDIARIES OF GENERAL MOTORS COMPANY , Securities and Exchange CommissionIn March 2017 GM agreed to sell its interests in Vauxhall and Opel to the French automotive giant PSA Peugeot-Citroën ( which manufactures vehicles under the Peugeot , Citroën and DS brands ) , ending a 90-year association with the company .
Vauxhall Motors