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ELKTON, MD 21921
(443) 406-1065
Williams Chevrolet Website:
Here at Williams Chevrolet, “Customer Service” means making your auto buying experience as enjoyable as possible.  We would also like to make the ownership of your GM vehicle as effortless as we can.  Below, you will find the website links and/or phone numbers to assist you with all of your automotive needs that may fall outside the realm of the dealership:
GM Card Member Services:   or  800.771.7363
GMAC Financial Services :  or  800.200.4622
GMAC Insurance:   or   800.462.2123
General Motors Corporate Site:  
Chevrolet Corporate Site:  or 800.222.1020
GM Owner Center:
OnStar:  or 888.4.ONSTAR (888.466.7827)
OnStar/Verizon’s Hand’s Free Nationwide Calling Plan:   or 888.4.ONSTAR (888.466.7827)
XM Radio:   or 800.XMRADIO (800.967.2346)
GM Accessories:  
GM Employees/Retirees:   or  800.235.4646
GM Suppliers:   or 1.800.960.3375
GMPP (GM Extended Warranty):  or 888-881-4990
GM Performance Parts:  
GM Performance Division:
GM Fleet Division:
Chevrolet Roadside Assistance:  800-CHEV-USA (800.243.8872)