surrendered its pension obligations to the Pension Benefit Guaranty Corporation." A group of about 20,000 salaried employees, principally in Ohio, Michigan, New York and Indiana, have been involved in litigation since then seeking restoration of their full pension rights. Joint ventures In August 2019, Aptiv and Hyundai Motor Group announced plans to establish a $4 billion autonomous driving joint venture in which the firms will each have a 50% stake. The companies said the joint venture, which will have headquarters in Boston, would focus on advancing the “design, development and commercialization of SAE Level 4 and 5 autonomous technologies.” The joint venture deal was completed in March 2020 and was named Motional in August 2020. EnerDel – started as a joint venture of Ener1 and Delphi. In August 2008, Ener1 bought exclusive ownership of EnerDel. Environmental record Researchers at the University of Massachusetts Amherst allegedly identified Delphi corp. as the 21st-largest corporate producer of air pollution in the United States in 2002. According to the study, the manufacturer's most toxic emissions included asbestos (542 lb/yr), chromium compounds (1,082 lb/yr), lead compounds (8,466 lb/yr), and sulfuric acid (17,600 lbs/year), while the most massive emissions were glycol ethers (111,520 lbs/year) and hydrochloric acid (80,000 lb/yr). References External links SEC Litigation Release Slate article on bankruptcy DPH Holdings Corporation, archived website on the old Delphi Corporation and its bankruptcy case, 2005–2014 Companies listed on the New York Stock Exchange Irish companies established in 1994 Automotive companies established in 1994 Companies based in Dublin (city) Companies that filed for Chapter 11 bankruptcy in 2005 2011 initial public offerings Tax inversions Former General Motors subsidiaries