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General Inquiries. Find contact information for GM brands.
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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.
From purchasing your new Chevrolet, Buick, Cadillac or GMC vehicle to your vehicle’s service, we are here to support you. If you are not enjoying an exceptional experience - anything from ongoing warranty concerns to having difficulty getting your vehicle repaired, contact GM and let us help.
Customer Support 800-223-3526 (Hours: M-F 8 a.m. – 8 p.m. EST) Warranty Information 800-223-3526 (Prompt 2)
Vehicle Support. Learn how to use the features on your vehicle and troubleshoot common issues. Get help for your Buick vehicle. Get help for your Cadillac vehicle. Get help for your Chevrolet vehicle. Get help for your GMC vehicle.
Information about General Motors. Learn More. Need more help or have feedback? Here at the Chevy support center, you can find all your vehicle how-to's, information and help regarding your Chevy vehicle.
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.