Contact Us

Your complete satisfaction is important to us. So we have all the resources you need ready to promptly resolve any questions you may have.

Contact us anytime, 7 days a week, 24 hours a day. Just use the menu above to select your preferred form of contact, or see the most common questions people ask us in our FAQs section. You can also update your GM e-mail subscriptions.

Email

Click the link below to open our e-mail contact form.

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Mail

Please mail your comments, questions, or concerns to the GMC Customer Assistance Center Located nearest you:

  • From inside the US:GMC Customer Assistance Center
    P.O. BOX 33172
    Detroit, MI 48232-5172
  • International Inquiries:General Motors Overseas Distribution Corporation
    Dubai World Trade Center
    P.O. Box 9233
    Dubai, United Arab Emirates

Telephone

Your vehicle concerns are important to us. Please feel free to contact us with any questions or feedback. To better address your comments and concerns, Centers are open Monday Through Friday, from 8:00 a.m. to 11:00 p.m.(Eastern Standard Time)

  • From inside the US:1-800-551-4123
  • From inside the Canada:1-800-551-4123

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