| CARDINAL BUICK GMC INC. Belleville, IL | 2 | -$8,799 | 2 |
| BARKER MOTOR COMPANY Bloomington, IL | 1 | -$8,307 | 1 |
| PRINCETON AUTOMOTIVE Princeton, IL | 1 | -$7,051 | 1 |
| ARLINGTON HEIGHTS BUICK GMC Arlington Heights, IL | 4 | -$5,888 | 4 |
| AL PIEMONTE BUICK GMC Elmhurst, IL | 4 | -$5,542 | 4 |
| STEVE SCHMITT, INC. Highland, IL | 1 | -$5,427 | 1 |
| NAPLETON'S SCHAUMBURG BUICK GMC Schaumburg, IL | 8 | -$5,000 | 8 |
| HAGGERTY BUICK GMC, INC. VILLA PARK, IL | 2 | -$4,906 | 2 |
| HELLER CHEVROLET GMC, LLC EL PASO, IL | 3 | -$4,799 | 3 |
| HAGGERTY BUICK GMC, INC. Villa Park, IL | 10 | -$4,681 | 10 |
| CASTLE CHEVROLET OF MCHENRY McHenry, IL | 4 | -$4,601 | 4 |
| ED MORSE CHEVROLET GMC SOUTHWEST Red Bud, IL | 1 | -$4,500 | 1 |
| ZEIGLER BUICK GMC OF LINCOLNWOOD Lincolnwood, IL | 28 | -$4,479 | 28 |
| DRALLE CHEVROLET BUICK GMC Watseka, IL | 1 | -$4,193 | 1 |
| ED MORSE CHEVROLET GMC KEWANEE, IL | 1 | -$3,875 | 1 |
| TERA CHEVROLET GMC Sandwich, IL | 2 | -$3,787 | 2 |
| NAPLETON BUICK GMC Crystal Lake, IL | 4 | -$3,771 | 3 |
| ARNIE BAUER BUICK GMC CADILLAC Matteson, IL | 11 | -$3,696 | 11 |
| LOU BACHRODT CHEVROLET BUICK GMC Rockford, IL | 2 | -$3,568 | 2 |
| K. C. SUMMERS BUICK GMC Mattoon, IL | 3 | -$3,333 | 3 |
| D'ARCY BUICK-GMC Joliet, IL | 11 | -$3,317 | 10 |
| KUNES GMC Belvidere, IL | 3 | -$3,275 | 3 |
| BOCKER AUTO GROUP Freeport, IL | 2 | -$3,200 | 2 |
| FOX VALLEY GMC, INC. SAINT CHARLES, IL | 9 | -$3,000 | 9 |
| HOVE BUICK GMC INC. Bradley, IL | 8 | -$2,366 | 6 |
| NAPLETON'S SCHAUMBURG BUICK GMC SCHAUMBURG, IL | 2 | -$2,000 | 1 |
| GREENWAY GMC, INC. Morris, IL | 2 | -$1,212 | 1 |
| S & K BUICK-GMC, INC. Springfield, IL | 10 | -$727 | 8 |
| STEVE SCHMITT, INC. HIGHLAND, IL | 1 | -$489 | 1 |
| POAGE AUTO PLAZA, INC. Quincy, IL | 11 | $0 | 11 |
| SERRA BUICK GMC CHAMPAIGN Savoy, IL | 8 | $0 | 6 |
| AUFFENBERG OF CARBONDALE Carbondale, IL | 7 | $0 | 7 |
| JEFF PERRY BUICK GMC Peru, IL | 7 | $0 | 7 |
| RAY DENNISON BUICK GMC CADILLAC, INC. Pekin, IL | 6 | $0 | 6 |
| WOODY BUICK-GMC, INC. NAPERVILLE, IL | 3 | $0 | 3 |
| MARION CHEVROLET BUICK GMC MARION, IL | 3 | $0 | 3 |
| K. C. SUMMERS BUICK GMC MATTOON, IL | 2 | $0 | 1 |
| KEN NELSON AUTO PLAZA, INC. DIXON, IL | 2 | $0 | 2 |
| RICE MOTOR COMPANY, INC. CARMI, IL | 1 | $0 | 1 |
| MONKEN CHEVROLET GMC Centralia, IL | 1 | $0 | 1 |
| CASTLE BUICK-GMC, INC. North Riverside, IL | 2 | +$50 | 1 |
| WOODY BUICK GMC OF GURNEE Gurnee, IL | 45 | +$283 | 43 |
| LAURA BUICK-GMC, INC. Collinsville, IL | 95 | +$289 | 91 |
| LIGHTHOUSE BUICK GMC Morton, IL | 17 | +$337 | 16 |
| WOODY BUICK-GMC, INC. Naperville, IL | 27 | +$1,096 | 24 |
| DEKALB SYCAMORE CHEVROLET GMC SYCAMORE, IL | 1 | +$1,099 | 0 |
| MARQUARDT OF BARRINGTON Barrington, IL | 1 | +$2,045 | 0 |
| KEN NELSON AUTO PLAZA, INC. Dixon, IL | 2 | +$2,455 | 1 |
| GREG WEEKS, INC. WEST FRANKFORT, IL | 1 | +$2,795 | 0 |
| ADVANTAGE BUICK GMC La Grange, IL | 8 | +$3,646 | 4 |