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Call us at 1-888-446-6232. Contact GMC by phone for more information about purchasing a new vehicle, owner assistance, financial services or our vehicle purchase programs.
General Information. Have questions? Call 1-800-465-4591 to be connected with a Customer Advocate during support hours. Wait times may vary depending on call volume.
Service Hours: Mon-Sat: 8am – 9pm EST (CLOSED SUNDAYS) Phone Number: Toll-free number: 1-877-558-8352. My GM Earnings: 1-888-446-6232.
Contact Us. Get an overview of General Motors Canada. Find out more about the vision and leadership behind GM.
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We are a leader in automotive software development, testing and engineering in Canada. CTC helps drive the development of GM’s infotainment apps and services, autonomous driving technologies and electric vehicles using state-of-the-art labs, test tracks, simulation, and AI/Machine Learning.
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