| HAGGERTY BUICK GMC, INC. VILLA PARK, IL | 25 | -$1,758 | 18 |
| K. C. SUMMERS BUICK GMC MATTOON, IL | 23 | -$1,610 | 23 |
| HOVE BUICK GMC INC. Bradley, IL | 8 | -$1,505 | 8 |
| BAUM CHEVROLET-BUICK COMPANY Clinton, IL | 27 | -$1,326 | 23 |
| CARDINAL BUICK GMC INC. Belleville, IL | 26 | -$1,256 | 26 |
| DIEPHOLZ CHEVROLET BUICK GMC Charleston, IL | 2 | -$1,214 | 2 |
| RIDINGS CHEVROLET-BUICK Monticello, IL | 5 | -$800 | 5 |
| RUSS BRAUNECKER BUICK GMC EFFINGHAM, IL | 17 | -$524 | 17 |
| ARLINGTON HEIGHTS BUICK GMC Arlington Heights, IL | 13 | -$510 | 13 |
| LOU BACHRODT CHEVROLET BUICK GMC Rockford, IL | 16 | -$340 | 16 |
| STEVE SCHMITT, INC. HIGHLAND, IL | 20 | -$282 | 20 |
| BOB BROCKLAND BUICK GMC, INC. Columbia, IL | 19 | -$222 | 19 |
| DRALLE CHEVROLET BUICK GMC WATSEKA, IL | 6 | -$210 | 6 |
| ARNIE BAUER BUICK GMC CADILLAC Matteson, IL | 28 | -$179 | 28 |
| RIZZA BUICK GMC CADILLAC, INC. TINLEY PARK, IL | 12 | -$178 | 10 |
| NAPLETON BUICK GMC Crystal Lake, IL | 13 | -$35 | 13 |
| LAURA BUICK-GMC, INC. Collinsville, IL | 69 | $0 | 66 |
| LIGHTHOUSE BUICK GMC Morton, IL | 53 | $0 | 53 |
| WOODY BUICK-GMC, INC. NAPERVILLE, IL | 51 | $0 | 51 |
| D'ARCY BUICK-GMC Joliet, IL | 49 | $0 | 49 |
| ZEIGLER BUICK GMC OF LINCOLNWOOD Lincolnwood, IL | 41 | $0 | 19 |
| JEFF PERRY BUICK GMC Peru, IL | 38 | $0 | 38 |
| YEMM CHEVROLET-BUICK-GMC Galesburg, IL | 27 | $0 | 27 |
| WOODY BUICK GMC OF GURNEE Gurnee, IL | 26 | $0 | 26 |
| NAPLETON'S SCHAUMBURG BUICK GMC Schaumburg, IL | 21 | $0 | 21 |
| RAY DENNISON BUICK GMC CADILLAC, INC. Pekin, IL | 21 | $0 | 21 |
| SERRA BUICK GMC CHAMPAIGN Savoy, IL | 19 | $0 | 17 |
| MIKE HAGGERTY BUICK GMC, INC. OAK LAWN, IL | 19 | $0 | 19 |
| AUFFENBERG OF CARBONDALE Carbondale, IL | 19 | $0 | 19 |
| S & K BUICK-GMC, INC. Springfield, IL | 17 | $0 | 17 |
| POAGE AUTO PLAZA, INC. Quincy, IL | 17 | $0 | 17 |
| BARKER MOTOR COMPANY Bloomington, IL | 14 | $0 | 13 |
| ADVANTAGE BUICK GMC HODGKINS, IL | 13 | $0 | 3 |
| KEN NELSON AUTO PLAZA, INC. DIXON, IL | 12 | $0 | 12 |
| AL PIEMONTE BUICK GMC ELMHURST, IL | 10 | $0 | 9 |
| QUALITY BUICK GMC Alton, IL | 10 | $0 | 7 |
| MARION CHEVROLET BUICK GMC MARION, IL | 10 | $0 | 10 |
| BOB BRADY BUICK GMC, INC. Forsyth, IL | 8 | $0 | 8 |
| BILL KAY BUICK GMC Downers Grove, IL | 8 | $0 | 8 |
| KEY AUTO MALL Moline, IL | 6 | $0 | 4 |
| DRALLE CHEVROLET AND BUICK, INC PEOTONE, IL | 4 | $0 | 4 |
| CASTLE BUICK-GMC, INC. North Riverside, IL | 4 | $0 | 4 |
| LANDMARK OF TAYLORVILLE, INC. TAYLORVILLE, IL | 3 | $0 | 3 |
| EAGLESON AUTOMOTIVE CENTER, INC. Olney, IL | 3 | $0 | 3 |
| NAPLETON DOWNTOWN BUICK GMC Chicago, IL | 6 | — | 0 |