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GMC Electric Vehicle Customer Care No. 1-800-462-8782

Global Support

Services	Contact Support
General Assistance
For questions about your GMC vehicle, new vehicles or your my.gmc.com account:	+1-800-462-8782 Monday - Saturday: 8 a.m. to 9 p.m. (EST) Sunday: Closed
For help with adaptive equipment for persons with disabilities:	+1-800-323-9935 Monday - Friday: 8 a.m. to 8 p.m. (EST) Saturday & Sunday: Closed
Financial Services
To apply for a GM Rewards Card:	+1-844-764-2665 Monday-Saturday: 9 am to 8 pm ET Sunday: Closed
For assistance with your GM Financial account:	+1-800-284-2271 Monday – Thursday: 8 a.m. to 7 p.m. (EST) Friday: 8 a.m. to 6 p.m. (EST) Saturday: 8 a.m. to 3 p.m. (EST) Sunday: Closed

Country Name	Address
United States	GMC Customer Assistance Center P.O. Box 33172 Detroit, MI 48232-5172.
Canada	Canada - GM of Canada 1908 Colonel Sam Oshawa, Ontario L1H 8P7, Canada Mail Code 163-005.