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Find the phone number and other contact information for GM vehicle brands, such as Chevrolet, Buick, GMC and Cadillac. You can also access My GM Account, OnStar Support, Certified Service and more.
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Customer Relations Center Details: 1-800-462-8782. Monday - Saturday: 8 a.m. to 9 p.m. (EST) Sunday: Closed. GMC Online Owner Center: (for questions about managing your vehicle on GMC.com) 1-866-694-6546.
Contact GM Parts for additional information about auto parts, locating service, warranties, current offers, training programs, and more. Reach out today.
Contact GM via phone or messaging for warranty, repair and lemon law issues. GM offers exceptional ownership experience and support for Chevrolet, Buick, Cadillac and GMC vehicles.
Customer Assistance Center. For questions about your Chevrolet vehicle, new vehicles, your myChevrolet account and more: 1-800-222-1020. For the hearing and speech impaired, please call our Telecommunication Relay service at 711 for assistance.
You can also reach out to our Customer. Experience team at 1-800-284-2271. Customer Service Hours:
Select a preferred dealer, schedule service, and get information on service offers, roadside assistance, parts and tires. Follow us and the future of transportation. Read and learn instructions, tips and information for your GM vehicle and available support services.
