GMC Corporate Office, CEO Email & HR Contact

The American automotive manufacturer GM’s division is General Motors Truck Company, shortly GMC. Currently, GMC makes SUVs, Vans, pickup trucks, and light-duty trucks. And in the past, GMC produced heavy-duty trucks, fire trucks, ambulances, motorhomes, military vehicles, medium-duty trucks, and transit buses.

GMC corporate office is at 300 Renaissance Center, Detroit, MI, 48265. Mary Barra, since 2014, has been heading this company as its CEO.

If you have questions about your new vehicle or GMC vehicle or need your account information, call the company’s customer care team at 1 – 800 – 462 – 8782.

After conducting in-depth research, we have accumulated all essential contact details in today’s guide. So without skipping any points, keep reading it till the end!

Overall Information Of GMC Headquarters

Category Information 
Headquarters300 Renaissance Center, Detroit, MI, 48265
Founding Year1902
Founding Place Detroit
Founders Name Max & Morris Grabowsky 
Contact Number 1 – 800 – 462 – 8782 
Facebook GMC Facebook
Twitter GMC Twitter
YouTubeGMC YouTube
Instagram GMC Instagram

GMC Corporate Office More Phone Support

To get roadside assistance, use the appropriate number below:

  • Electric Vehicles: 1 – 844 – 515 – 1418
  • Gas-Powered Vehicles: 1 – 888 – 881 – 3302
  • Canadian Electric Vehicles: 1 – 844 – 637 – 1756
  • Canadian Gas–Powered Vehicles: 1 – 800 – 268 – 6800
  • GMC Reward: 1 – 844 – 764 – 2665
  • Custom and public inquiries: 1 – 800 – 463 – 7483

GMC Corporate Office CEO Email Address

Mary Barra is the CEO of GMC. As a first woman, Barra is leading one of the big three automakers in the USA. Since 2014 she has been leading this company. Barra has invested billions in self-driving cars, electric vehicles, and a ride-share service.

Mary was elected as the GMC Board of Directors Chair on January 4, 2016. Before becoming the CEO, Mary was the EVP of Global Product Development at GMC. From 2011 – 2013 she was Global Product Development’s Senior Vice President.

However, to contact the GMC CEO, email her professional email address at Email is the easiest and most effective way of communication. Also, follow Mary’s LinkedIn profile to learn what she shares with her followers.

GMC Corporate Office Executive Team Member Contact Details

GMC Corporate Office Media, Finance & Other Contact Details

Media Contact

For your press or media-related questions, contact the GMC at 1 – 800 – 222 – 1020. Or you can reach the GMC media team via email, chat, or mail.

Financial Department Contact

If you need help with your GMC financial account, call the company’s finance team at 1 – 800- 284 – 2271. This number is at your service from M – T (8 AM to 7 PM), Friday (8 AM – 6 PM), and (8 AM – 3 PM) on Saturday.

GMC Reward Contact

Call 1 – 844 – 764 – 2665 if you have questions about your GMC Rewards Card or GMC Reward. The service is closed on Sunday. Call this number from 9 AM – 8 PM ET from M – S.

Mailing Address

To mail your questions, comments, or concerns, use the postal address of one of the following customer assistance centers.

  • USA: (Address: GMC Customer Assistance Center, PO. Box 33172, Detroit, MI 48232 – 5172.
  • Canada: (Address: GM of Canada, 1908 Colonel Sam, Oshawa, Ontario, L1H 8p7, Canada, Mail Code 163 – 005)

GMC Corporate Office Complaint Department Contact Number

Whether you want to provide general feedback or make a complaint about your GMC vehicle or new vehicle, call 1 – 800 – 462 – 8782. If you have disabilities and need help with adaptive equipment, call 1 – 800 – 323 – 9935.

GMC Dealer Locations Across USA

To locate your nearby GMC dealer visit this Location Finder page. Some of its locations are:

  • Anchorage, AK: (Address: 1300 E 5th Avenue, Anchorage, AK 99501)
  • North Bergen, NJ: (Address: 7027 Kennedy Blvd, North Bergen, NJ 07047)
  • Palmer, AK: (Address: 6275 E Blue Lupine Drive, Palmer, AK 99645)
  • Ballinger, TX: (Address: 1301 Hutchings Ave, PO Box 557, Ballinger, TX 76821)
  • Dinuba, CA: (Address: 1500 W EL Monte Way, Dinuba, CA 93618)


How do I contact the GMC headquarters?

To contact the GMC corporate office, call 1 – 800 – 462 – 8782 from 8 AM – 9 PM, Monday through Friday at Eastern Standard Time.

What is the GMC headquarters address?

GMC is headquartered in Detroit, Michigan, USA. Its main corporate office address is 300 Renaissance Center, Detroit, MI, 48265.

How do I contact the General Motors CEO?

To contact the CEO of General Motors, email Also, you can reach the CEO through social media platforms like LinkedIn.

From our end, we have already discussed GMC’s corporate office’s all-important contact details. If you have any further queries, feel free to comment in the box. ASAP we will reply to you!

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