

General Customer Support (Fleet Action Center) | 1-800-FleetOp (1-800-353-3867) M-F, 8am-6pm (EST) U.S. Mail: GM Fleet and Commercial Operations GM Technical Center MC: 482-202-123 7000 Chicago Road Warren, MI 48090 |
GM Fleet Tools Help Desk GM Fleet Tools Support | 1-877-9FLEET9 (1-877-935-3389) Please have your Fleet Account Number (FAN) available when you call. |
OnStar Customer Support | 1-888-4-OnStar (1-888-466-7827) |
Commercial Roadside Assistance Number | (855)-254-2048 |
Fleet Commercial Sounding Board | Contact a Fleet Commercial Sounding Board member |
Fleet Service & Parts | |
Fleet Action Center | 1-800-FleetOp (1-800-353-3867) M-F, 8am-8pm (EST) |
GM Fleet & Commercial Technical Training Learn more about GM Fleet Technical Training | Help Desk: 888-748-7687 M-F, 8:00 am-9:00 pm EST Obtain a Center of Learning website ID: Jeff Holmes 1-248-837-6665 Email: jholmes@raytheon.com GM Fleet Regional Training Centers: Atlanta: 770-888-1300 Chicago: 630-295-6394 Dallas: 972-278-2196 Los Angeles: 818-241-1659 New York: 914-631-4950 |
To contact a GM brand by email, phone or mail with comments or questions regarding dealers, vehicle repairs or parts, please click on the appropriate link below.
Small Business/Commercial Sales | |
Business Fleet Sales, Service and Parts | |
Government Sales | |
Police Sales | |
GM Global Fleet Sales | |
Cadillac Professional Sales |


