In this file photo dated Monday, Jan. 9, 2017, Fiat Chrysler CEO Sergio Marchionne during a briefing at the North American International Auto show, in Detroit, USA. Marchionne said Thursday Jan. 26, 2017, in a conference call that discussions are “proceeding well” with U.S. environmental authorities over accusations that the company failed to disclose software that let vehicles emit more pollution than allowed.