| HAGGERTY BUICK GMC, INC. Villa Park, IL | 2 | -$1,392 | 2 |
| RUSS BRAUNECKER BUICK GMC Effingham, IL | 1 | -$1,190 | 1 |
| S & K BUICK-GMC, INC. Springfield, IL | 5 | -$1,053 | 4 |
| ADVANTAGE BUICK GMC La Grange, IL | 1 | -$680 | 1 |
| KEN NELSON AUTO PLAZA, INC. Dixon, IL | 5 | -$639 | 4 |
| STEVE SCHMITT, INC. Highland, IL | 2 | -$624 | 2 |
| DRALLE CHEVROLET BUICK GMC Watseka, IL | 5 | -$490 | 5 |
| ARNIE BAUER BUICK GMC CADILLAC Matteson, IL | 1 | -$450 | 1 |
| ARLINGTON HEIGHTS BUICK GMC Arlington Heights, IL | 3 | -$225 | 3 |
| ZEIGLER BUICK GMC OF LINCOLNWOOD Lincolnwood, IL | 31 | -$198 | 31 |
| RIZZA BUICK GMC CADILLAC, INC. Tinley Park, IL | 1 | $0 | 1 |
| POAGE AUTO PLAZA, INC. Quincy, IL | 2 | $0 | 2 |
| LAURA BUICK-GMC, INC. Collinsville, IL | 27 | $0 | 27 |
| CASTLE BUICK-GMC, INC. Riverside, IL | 20 | $0 | 20 |
| BILL KAY BUICK GMC Downers Grove, IL | 3 | $0 | 3 |
| LIGHTHOUSE BUICK GMC Morton, IL | 18 | $0 | 18 |
| YEMM CHEVROLET-BUICK-GMC Galesburg, IL | 2 | $0 | 2 |
| NAPLETON'S SCHAUMBURG BUICK GMC Schaumburg, IL | 5 | $0 | 5 |
| JEFF PERRY BUICK GMC Peru, IL | 7 | $0 | 7 |
| LANDMARK OF TAYLORVILLE, INC. Taylorville, IL | 1 | $0 | 1 |
| WOODY BUICK-GMC, INC. Naperville, IL | 1 | $0 | 1 |
| CARDINAL BUICK GMC INC. Belleville, IL | 1 | $0 | 1 |
| BOB BRADY BUICK GMC, INC. Forsyth, IL | 5 | $0 | 5 |
| NAPLETON BUICK GMC Crystal Lake, IL | 1 | $0 | 1 |
| SERRA BUICK GMC CHAMPAIGN Savoy, IL | 2 | $0 | 2 |
| RAY DENNISON BUICK GMC CADILLAC, INC. Pekin, IL | 16 | $0 | 16 |
| WOODY BUICK GMC OF GURNEE Gurnee, IL | 4 | $0 | 4 |
| BOB BROCKLAND BUICK GMC, INC. Columbia, IL | 16 | $0 | 16 |
| BAUM CHEVROLET-BUICK COMPANY Clinton, IL | 6 | $0 | 6 |
| QUALITY BUICK GMC Alton, IL | 2 | $0 | 2 |
| BARKER MOTOR COMPANY Bloomington, IL | 4 | $0 | 4 |
| D'ARCY BUICK-GMC Joliet, IL | 6 | $0 | 6 |