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GM Training supplies a single number to support dealerships and service technicians for technical training. Areas supported by the Help Desk include:

  • TMS password support
  • IDL equipment and sign-on support
  • Curriculum information
  • GM Training billing information
  • Training material support

Service Technicians requesting information regarding training, please see your Training Coordinator or call the GM Training Helpdesk.

GM STC Communications Manager
E-mail: gmstc@raytr.com
Fax: 248-837-6030
Mailing Address:
1919 Technology Drive
Troy, MI 48083

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Page Last Updated May 20, 2008