Exhibit 21
GENERAL MOTORS COMPANY
SUBSIDIARIES AND JOINT VENTURES OF THE REGISTRANT
AS OF DECEMBER 31, 2017
| Company Name | State or Sovereign Power of Incorporation |
| 2140879 Ontario Inc. | Canada |
| ACAR Leasing Ltd. | Delaware |
| ACF Investment Corp. | Delaware |
| Adam Opel GmbH | Germany |
| AFS SenSub Corp. | Nevada |
| AmeriCredit Consumer Loan Company, Inc. | Nevada |
| AmeriCredit Financial Services, Inc. | Delaware |
| AmeriCredit Funding Corp. XI | Delaware |
| AmeriCredit Syndicated Warehouse Trust | Delaware |
| Annunciata Corporation | Delaware |
| APGO Trust | Delaware |
| Argonaut Holdings LLC | Delaware |
| Banco GMAC S.A. | Brazil |
| BOCO (Proprietary) Limited | South Africa |
| Boco Trust | South Africa |
| Cadillac Europe GmbH | Switzerland |
| Carve-Out Ownership Cooperative LLC | Delaware |
| Chevrolet Sales (Thailand) Limited | Thailand |
| Chevrolet Sales India Private Ltd. | India |
| Chevrolet Sociedad Anonima de Ahorro para Fines Determinados | Argentina |
| CHEVYPLAN S.A. Sociedad Administradora de Planes de Autofinanciamiento Comercial | Colombia |
| CHEVYPLAN, CA | Venezuela |
| Controladora General Motors, S.A. de C.V. | Mexico |
| DCJ1 LLC | Delaware |
| Dealership Liquidations, Inc. | Delaware |
| Delphi Energy and Engine Management Systems UK Overseas Corporation | Delaware |
| DMAX, Ltd. | Ohio |
| FAW-GM Light Duty Commercial Vehicle Co., Ltd. | China |
| General Motors - Colmotores S.A. | Colombia |
| General Motors (China) Investment Company Limited | China |
| General Motors (Thailand) Limited | Thailand |
| General Motors Advisory Services LLC | Uzbekistan |
| General Motors Africa and Middle East FZE | United Arab Emirates |
| General Motors Asia Pacific Holdings, LLC | Delaware |
| General Motors Asia, Inc. | Delaware |
| General Motors Asset Management Corporation | Delaware |
| General Motors Australia Ltd. | Australia |
| General Motors Auto LLC | Russian Federation |
| General Motors Automobiles Philippines, Inc. | Philippines |
| General Motors Automotive Holdings, S.L. | Spain |
| General Motors Belgique Automobile NV | Belgium |
| General Motors Chile Industria Automotriz Limitada | Chile |
GENERAL MOTORS COMPANY
SUBSIDIARIES AND JOINT VENTURES OF THE REGISTRANT
AS OF DECEMBER 31, 2017
| Company Name | State or Sovereign Power of Incorporation |
| General Motors China LLC | Delaware |
| General Motors Daewoo Auto and Technology CIS LLC | Russian Federation |
| General Motors de Argentina S.r.l. | Argentina |
| General Motors de Mexico, S. de R.L. de C.V. | Mexico |
| General Motors del Ecuador S.A. | Ecuador |
| General Motors do Brasil Ltda. | Brazil |
| General Motors Egypt, S.A.E. | Egypt |
| General Motors Europe Limited | England and Wales |
| General Motors Financial Chile Limitada | Chile |
| General Motors Financial Chile S.A. | Chile |
| General Motors Financial Company, Inc. | Texas |
| General Motors Financial of Canada, Ltd. | Canada |
| General Motors Global Service Operations, Inc. | Delaware |
| General Motors Holden Australia Ltd. | Australia |
| General Motors Holden Australia NSC Ltd. | Australia |
| General Motors Holdings LLC | Delaware |
| General Motors India Private Limited | India |
| General Motors International Holdings LLC | Delaware |
| General Motors International Operations Pte. Ltd. | Singapore |
| General Motors International Services Company SAS | Colombia |
| General Motors International Services LLC | Delaware |
| General Motors Investment Management Corporation | Delaware |
| General Motors Investment Participacoes Ltda. | Brazil |
| General Motors Investments Pty. Ltd. | Australia |
| General Motors Israel Ltd. | Israel |
| General Motors IT Services (Ireland) Limited | Ireland |
| General Motors Japan Limited | Japan |
| General Motors Limited | England |
| General Motors LLC | Delaware |
| General Motors New Zealand Pensions Limited | New Zealand |
| General Motors of Canada Company | Canada |
| General Motors Overseas Commercial Vehicle Corporation | Delaware |
| General Motors Overseas Corporation | Delaware |
| General Motors Overseas Distribution LLC | Delaware |
| General Motors Peru S.A. | Peru |
| General Motors Powertrain (Thailand) Limited | Thailand |
| General Motors Research Corporation | Delaware |
| General Motors South Africa (Pty) Limited | South Africa |
| General Motors Taiwan Ltd. | Taiwan |
| General Motors Technical Centre India Private Limited | India |
| General Motors Treasury Center, LLC | Delaware |
| General Motors Uruguay S.A. | Uruguay |
GENERAL MOTORS COMPANY
SUBSIDIARIES AND JOINT VENTURES OF THE REGISTRANT
AS OF DECEMBER 31, 2017
| Company Name | State or Sovereign Power of Incorporation |
| General Motors Venezolana, C.A. | Venezuela |
| General Motors Ventures LLC | Delaware |
| General Motors Vietnam Company Ltd. | Vietnam |
| General Motors Warehousing and Trading (Shanghai) Co. Ltd. | China |
| General Motors-Holden's Sales Pty. Limited | Australia |
| Global Services Detroit LLC | Delaware |
| Global Tooling Service Company Europe Limited | England and Wales |
| GM (UK) Pension Trustees Limited | England |
| GM Administradora de Bens Ltda. | Brazil |
| GM Auslandsprojekte GmbH | Germany |
| GM Canada Holdings LLC | Delaware |
| GM Canada Limited Partnership | Canada |
| GM CME Holdings C.V. | Netherlands |
| GM Components Holdings, LLC | Delaware |
| GM Cruise LLC | Delaware |
| GM Defense LLC | Delaware |
| GM Eurometals, Inc. | Delaware |
| GM Europe Treasury Company AB | Sweden |
| GM Finance Co. Holdings LLC | Delaware |
| GM Financial Canada Leasing Ltd. | Canada |
| GM Financial Consumer Discount Company | Pennsylvania |
| GM Financial de Mexico, S.A. de C.V. SOFOM E.R. | Mexico |
| GM Financial del Peru S.A.C | Peru |
| GM Financial Holdings LLC | Delaware |
| GM Financial Mexico Holdings LLC | Delaware |
| GM Global Business Services Philippines, Inc. | Philippines |
| GM Global Technology Operations LLC | Delaware |
| GM Global Tooling Company LLC | Delaware |
| GM Holden Ltd. | Australia |
| GM Holdings U.K. No.1 Limited | England and Wales |
| GM Inversiones Santiago Limitada | Chile |
| GM Investment Trustees Limited | England |
| GM Korea Company | Korea, Republic of |
| GM Korea Ltd. | Korea, Republic of |
| GM LAAM Holdings, LLC | Delaware |
| GM Mexico Holdings B.V. | Netherlands |
| GM Personnel Services, Inc. | Delaware |
| GM Plats (Proprietary) Limited | South Africa |
| GM PSA Purchasing Services S.A. | Belgium |
| GM Regional Holdings LLC | Delaware |
| GM Retirees Pension Trustees Limited | England |
| GM Subsystems Manufacturing, LLC | Delaware |
GENERAL MOTORS COMPANY
SUBSIDIARIES AND JOINT VENTURES OF THE REGISTRANT
AS OF DECEMBER 31, 2017
| Company Name | State or Sovereign Power of Incorporation |
| GMAC Administradora de Consorcios Ltda. | Brazil |
| GMAC de Venezuela, C.A. | Venezuela |
| GMAC Prestadora de Servicios de Mao de Obra Ltda. | Brazil |
| GMAC Servicios S.A.S. | Colombia |
| GMACI Corretora de Seguros Ltda | Brazil |
| GMAM Real Estate I, LLC | Delaware |
| GMCH&SP Private Equity II L.P. | Canada |
| GM-DI Leasing LLC | Delaware |
| GMF Australia Pty Ltd | Australia |
| GMF Europe LLP | England and Wales |
| GMF Floorplan Owner Revolving Trust | Delaware |
| GMF Funding Corp. | Delaware |
| GMF Global Assignment LLC | Delaware |
| GMF International LLC | Delaware |
| GMF Leasing LLC | Delaware |
| GMF Leasing Warehousing Trust | Delaware |
| GMF Wholesale Receivables LLC | Delaware |
| GMGP Holdings LLC | Delaware |
| Grand Pointe Holdings, Inc. | Michigan |
| Grand Pointe Park Condominium Association | Michigan |
| Holden New Zealand Limited | New Zealand |
| IBC Pension Trustees Limited | England |
| Lease Ownership Cooperative LLC | Delaware |
| Lidlington Engineering Company, Ltd. | Delaware |
| Limited Liability Company "General Motors CIS" | Russian Federation |
| Maven Drive LLC | Delaware |
| Maven Leasing Ltd. | Delaware |
| Millbrook Pension Management Limited | England |
| Monetization of Carve-Out, LLC | Delaware |
| Motors Holding LLC | Delaware |
| Multi-Use Lease Entity Trust | Delaware |
| North American New Cars LLC | Delaware |
| Omnibus BB Transportes, S. A. | Ecuador |
| OnStar Connected Services Srl | Romania |
| OnStar de Mexico S. de R.L. de C.V. | Mexico |
| OnStar Europe Ltd. | England and Wales |
| OnStar Global Services Corporation | Delaware |
| OnStar, LLC | Delaware |
| P.T. G M AutoWorld Indonesia | Indonesia |
| P.T. General Motors Indonesia | Indonesia |
| Pan Asia Technical Automotive Center Company, Ltd. | China |
| PIMS Co. | Delaware |
GENERAL MOTORS COMPANY
SUBSIDIARIES AND JOINT VENTURES OF THE REGISTRANT
AS OF DECEMBER 31, 2017
| Company Name | State or Sovereign Power of Incorporation |
| Private Auto Lease Trust | Delaware |
| PT. General Motors Indonesia Manufacturing | Indonesia |
| Riverfront Holdings III, Inc. | Delaware |
| Riverfront Holdings Phase II, Inc. | Delaware |
| Riverfront Holdings, Inc. | Delaware |
| SAIC General Motors Corporation Limited | China |
| SAIC General Motors Investment Limited | Hong Kong |
| SAIC General Motors Sales Company Limited | China |
| SAIC GM (Shenyang) Norsom Motors Co., Ltd. | China |
| SAIC GM Dong Yue Motors Company Limited | China |
| SAIC GM Dong Yue Powertrain Company Limited | China |
| SAIC GM Wuling Automobile Company Limited | China |
| SAIC Motor Insurance Sales Company Limited | China |
| SAIC-GMAC Automotive Finance Company Limited | China |
| Servicios GMAC S.A. de C.V. | Mexico |
| Shanghai OnStar Telematics Co. Ltd. | China |
| Strobe, Inc. | Delaware and California |
| Vehicle Asset Universal Leasing Trust | Delaware |
| WRE, Inc. | Michigan |
| Zona Franca Industrial Colmotores SAS | Colombia |
Total - 188
Pursuant to Item 601(b)(21) of Regulation S-K we have omitted certain subsidiaries which, considered in the aggregate as a single subsidiary, would not constitute a significant subsidiary at December 31, 2017. Additionally 75 subsidiaries of General Motors Financial Company, Inc. have been omitted that operate in the U.S. in the same line of business as General Motors Financial Company, Inc. at December 31, 2017.