Your complete satisfaction with Cadillac vehicles and services is important to us. We have facilities, representatives, technicians, tools, and up-to-date information to promptly resolve your questions or concerns. We provide multiple convenient ways to contact us 7 days a week, 24 hours a day.
Click the link below to open our e-mail contact form.
Please mail your comments, questions or concerns to one of the following Cadillac Customer Assistance Centers:
In the United States:
Cadillac Customer Assistance Center
P. O. Box 33169
Detroit, MI 48232-5169
In Canada:
GM of Canada
1908 Colonel Sam Drive
Oshawa, Ontario
L1H 8P7, Canada
Mail Code 163-005
To better address your comments and concerns, please choose from the phone numbers below. Cadillac Customer Assistance Centers are open Monday through Saturday from 8:00 a.m. to 9:00 p.m. EST and closed on Sunday.
Inside the U.S.: 1-800-458-8006
Inside Canada: 1-800-263-3777
International Inquiries: 1-905-644-4112
When you call the Cadillac Customer Assistance Center, please have the following information available:
To purchase service manuals, service bulletins, owner manuals, and other service literature for all current and many past model Cadillac vehicles, call the appropriate toll free number below.
Inside the U.S.: 1-800-551-4123
Inside Canada: 1-800-263-3777
For information regarding Cadillac models, current incentives or promotions, please contact us at the appropriate number below.
Inside the U.S.: 1-800-333-4CAD
Inside Canada: 1-800-263-3777
International Inquiries: 1-905-644-4112
For questions about managing your vehicle on Cadillac.com, call the toll-free number below.
1-866-694-6546
Monday – Friday: 8 a.m. to 9 p.m.
Saturday & Sunday: Closed

