More Contact Info

Toll-Free Number:

(800) 462-8782

Customer Service:

For persons with disabilities

(800) 323-9935

(800) 521-7300

(800) 458-8006

(800) 222-1020

(800) 553-6000

(866) 486-6376

(800) 762-2737

(313) 667-1432

(888) 316-2390

(800) 388-9107

(800) 419-6698

(800) 446-5347

(313) 667-4168

Accounting/ Billing:

(800) 460-2845

BuyPower Card

(877) 557-2622

GM Extended Family Card

(800) 284-2271

GM Financial account

Legal:

(866) 697-7482

Privacy Inquiries

Other Info

Other Info (opening hours):

Hours:

Monday – Friday: 8 a.m. – Midnight (EST)

Saturday: 9 a.m. – Midnight (EST)

Sunday: 11 a.m. – Midnight (EST)

Other Location:

Canada – GM of Canada

1908 Colonel Sam

Oshawa, Ontario

L1H 8P7, Canada

Company Address

GMC

P.O. BOX 33172

Detroit,

United States

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Complaints & Reviews — Gmc

7 Jun, 2021

Complaining about dealer

I have an Acadia 2019 , I sent a complaint about our dealer in Saudi Arabia Aljumaih service center where in many times I told them that I have a corrosion start to appear in the engine area ,where they did not take this issue seriously where I am not satisfied with their services at all .... Read more➤

Auto

17 Apr, 2021

AIRBAG RECALL/ BROKEN DASHBOARD

Hello, I was just at Mossy GMC in New Orleans,La., where I went to see about getting my recalled airbag ordered and replaced. The service rep told me that when they change out the airbag, most of the time the dashboard cracks even more, where they willbe working, but…

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