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General Motors Utilizes Global Crossing Data Network Services Between Chile and Brazil

* Global Crossing links GM operations in Santiago and Sao Paulo over its extensive Frame Relay network

* Frame service readies GM for seamless evolution to IP convergence

SANTIAGO, Chile, Nov. 17 -- Global Crossing announced today a contract with General Motors to provide Frame Relay Services between Santiago and Sao Paulo. The Frame Relay service was put in place to ready General Motors for evolution to an IPVPN service for a converged IP solution.

Under the agreement, Global Crossing Frame Relay Service provides support for General Motors' data applications over the company's seamless, self- healing, fiber-optic network. This provides General Motors with 24x7 network reliability and extensive monitoring, service and support, free from inter- operability concerns.

"Global Crossing's IP-enabling Frame Relay service offered a quality and cost-effective solution for transporting data applications over a single connection," said Augusto Jimenez, IT manager for General Motors in Chile. "The fact that Global Crossing owns and operates their network, has an impeccable performance record and excellent customer service were all key factors for choosing Global Crossing's services to fill our data transmission needs."

"We are pleased to have General Motors among our growing list of customers as we expand our business in Latin America," said Jose Antonio Rios, Global Crossing's chief administrative officer and international president. "Global Crossing will continue to meet and exceed our customers' needs maintaining the unblemished track record on network performance we have established."

Global Crossing addresses the specific efficiency and security needs of transportation companies through its hybrid product portfolio and fully meshed private network. Transportation companies can readily employ a proven global network application, using technology as a driver for cost reduction, improving efficiency, ensuring unprecedented network security and simplifying network design.

Global Crossing's Frame Relay network is designed and built with complete redundancy and diversity for all Frame Relay switches and backbone trunks, and provides customers with a seamless roadmap to a fully converged IP model, ready for implementation when the customer is. Additionally, Global Crossing 24x7 worldwide support provides real time diagnosis and resolution.

ABOUT GLOBAL CROSSING

Global Crossing provides telecommunications solutions over the world's first integrated global IP-based network. Its core network connects more than 300 cities and 30 countries worldwide, and delivers services to more than 500 major cities, 50 countries and 6 continents around the globe. The company's global sales and support model matches the network footprint and, like the network, delivers a consistent customer experience worldwide.

Global Crossing IP services are global in scale, linking the world's enterprises, governments and carriers with customers, employees and partners worldwide in a secure environment that is ideally suited for IP-based business applications, allowing e-commerce to thrive. The company offers a full range of managed data and voice products including Global Crossing IP VPN Service, Global Crossing Managed Services and Global Crossing VoIP services, to more than 40 percent of the Fortune 500, as well as 700 carriers, mobile operators and ISPs.

Please visit http://www.globalcrossing.com/ for more information about Global Crossing.

ABOUT GENERAL MOTORS

General Motors Corp. , the world's largest vehicle manufacturer, employs 340,000 people globally in its core automotive business and subsidiaries. Founded in 1908, GM has been the global automotive sales leader since 1931. GM today has manufacturing operations in 32 countries and its vehicles are sold in more than 190 countries. In 2002, GM sold more than 8.6 million cars and trucks, nearly 15 percent of the global vehicle market. GM's global headquarters is at the GM Renaissance Center in Detroit. More information on GM and its products can be found on the company's consumer web site at http://www.gm.com/.

Statements made in this press release that state the company's intentions, beliefs, expectations, or predictions for the future are forward-looking statements. These statements contain words such as "anticipate," "estimate," "expect," "project," "intend," "plan," "believe," "will," "seek," or similar expressions. Such statements are subject to known and unknown risks, uncertainties and other factors that could cause the actual results to differ materially from those contemplated by the statements, including the conditioning of the company's continued listing on the NASDAQ National Market on its timely filing with the SEC of all periodic reports for all reporting periods ending on or prior to September 30, 2005; the company's history of substantial operating losses and the fact that, in the near term, funds from operations will not satisfy cash requirements; the ability of the company to arrange the necessary financing to fund its liquidity requirements including any debt financing by GCUK or secured through the company's working capital; the likelihood that the prices the company charges for its services will continue to decrease; the company's ability to continue to connect its network to incumbent carriers' networks or maintain Internet peering arrangements on favorable terms; the success of the company's business realignment plan and the realization of anticipated cost savings; the consequences of any inadvertent violation of the company's Network Security Agreement with the U.S. Government; the impact of actual and potential customers' bankruptcies on the company's sales prospects and results of operations; increased competition and pricing pressures resulting from technology advances and regulatory changes; competitive disadvantages relative to competitors with superior resources; the impact on the company's competitiveness of its technology choices; the company's dependence on third parties for many functions; political, legal and other risks due to the company's substantial international operations; and other risks referenced from time to time in the company's filings with the Securities and Exchange Commission. The company undertakes no duty to update information contained in this press release or in other public disclosures at any time.

   CONTACT GLOBAL CROSSING:
   Press Contacts
   Kendra Langlie
   + 1 305-808-5912
   LatAmPR@globalcrossing.com

   Fernanda Marques
   + 55 21-3820-4712
   LatAmPR@globalcrossing.com

   Analysts/Investors Contact
   Laurinda Pang
   + 1 800-836-0342
   glbc@globalcrossing.com