I was thinking the same thing. But then when i searched Maxcare, which is the name of the warranty provided by carmax, a registered agent popped up for that too. So i really have no idea who the hell to sue. I have 4 names to sue but no idea which one. Here they are:

1) CARMAX AUTO SUPERSTORES, INC. (FOREIGN PROFIT) Officers

4900 COX RD
GLEN ALLEN, VA 23060
Control # Status Filing Date Last AR Paid Jurisdiction
K214066 ACTIVE/COMPLIANCE 07/01/1992 03/24/2005 VIRGINIA
Registered Agent Agent Address Agent County
CORPORATION SERVICE COMPAN 40 TECHNOLOGY PKWY SOUTH, #300 NORCROSS, GA 30092 GWINNETT

2) AON WARRANTY GROUP, INC. (FOREIGN PROFIT) Officers

PO BOX 8264
CHICAGO, IL 60680
Control # Status Filing Date Last AR Paid Jurisdiction
J150605 ACTIVE/COMPLIANCE 04/29/1981 03/11/2005 ILLINOIS
Registered Agent Agent Address Agent County
CORPORATION SERVICE COMPANY 40 TECHNOLOGY PKWY SOUTH, #300 NORCROSS, GA 30092 GWINNETT

3) AON RISK SERVICES, INC. OF GEORGIA (DOMESTIC PROFIT) Officers

123 N WACKER DR FL 26
CHICAGO, IL 60606
Control # Status Filing Date Last AR Paid Jurisdiction
H607814 MERGED 09/28/1970 03/30/1998 GEORGIA
Registered Agent Agent Address Agent County
C.T. CORPORATION SYSTEM 1201 PEACHTREE ST NE ATLANTA, GA 30361 FULTON

4) MAXCARE SERVICES, INC. (DOMESTIC PROFIT) Officers

PO BOX 1177
NEWNAN, GA 30264
Control # Status Filing Date Last AR Paid Jurisdiction
0047922 MERGED 10/31/2000 03/21/2001 GEORGIA
Registered Agent Agent Address Agent County
REG AGT RESIGNED 08-05-02 REG AGT RESIGNED AGT RESIGNED, GA 30263 COWETA