GMC is an American car manufacturer that is one of the brands of General Motors. GMC specializes in truck and SUV automobiles. GMC does not make passenger sedans or economy cars. GMC offers customer service by way of chat, phone support, email and form submission.
Phone: 800-462-8782
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How to reach a live person:
- Keep pressing 0 through all messages until transferred to a person.
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Hours of Operation:
- Monday Through Friday, from 8:00 a.m. to 11:00 p.m.(Eastern Standard Time)
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Email:
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- Customer service link:
- Main Company URL:
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Description:
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