Oldsmobile Сustomer Service

Phone:

1-800-442-6537
1-800-442-OLDS

Email:

[email protected]

Mailing Address

Oldsmobile Customer Assistance Center
P.O. Box 33171
Detroit, MI 48232-5171

Online chat:
https://www.oldsmobile.com/toolbar/contact_us.html

Locate a dealer:
https://www.oldsmobile.com/toolbar/dealer_locator.html