Contact Us: Overview

Contact Automotive Brands

Have a question? Comments or questions regarding dealers, vehicle repairs or parts? Click on the appropriate logo below to contact a GM brand by e-mail, phone or mail. If you need help finding important information about General Motors, click the Help Me Find Information link below.

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Help Me Find Information

Need help finding important information about your vehicle purchase process, an owner question or other services? Click the button below to view information on frequently requested topics. Or, check out the FAQ list.


HELP ME FIND  INFORMATION

Mailing Address

General Motors Company
P.O.Box 33170
Detroit, MI 48232-5170

Customer Assistance Centers:
Chevrolet: 800-222-1020
Buick: 800-521-7300
GMC: 800-462-8782
Cadillac: 800-458-8006
Pontiac: 800-762-2737
HUMMER: 800-732-5493
Saturn: 800-553-6000


Other Products & Services

Service:

Chevrolet Certified Service
Buick Certified Service
GMC Certified Service
Cadillac Certified Service

Parts & Accessories:

ACDelco
GM Accessories
Genuine GM Parts
Performance Parts

Owner Benefits:

Bluetooth 
GM Owner Center
OnStar
SiriusXM Radio

Financial Services:

Ally Automotive 
Ally Bank 
Ally Demand Notes 
GMAC Mortgage
GM Card
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