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General Inquiries. Find contact information for GM brands.
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.
GM Support. Get help with your vehicle and learn more about the support services available. How can we help? Vehicle Support. How-to instructions, troubleshooting and general information about your vehicle’s features. Learn More. OnStar. Learn about available features, compare plans and find out how to get assistance.
CALL US. The following GMC call centers are available to help with questions and general feedback during the hours listed below. GENERAL ASSISTANCE. For questions about your GMC vehicle, new vehicles or my account information: 1-800-462-8782. For the hearing and speech impaired, please call our Telecommunication Relay service at 711 for assistance.
Contact information for GM Financial, including customer service, dealer services and corporate office.
GM Financial. For assistance with your GM Financial account: 1-800-284-2271. Monday – Thursday: 8a.m. – 7 p.m. ET. Friday: 8 a.m. – 6 p.m. ET. Saturday: 8 a.m. – 3 p.m. ET. Sunday: Closed. Contact GM Financial. MyChevrolet App.
Contact GM Parts for additional information about auto parts, locating service, warranties, current offers, training programs, and more. Reach out today.
