This page covers franchised GMC dealers in Illinois. Some operate as part of multi-franchise stores that carry additional brands under the same roof. They are included here because they hold an active GMC franchise. GMC dealers in Illinois average 4.61 stars across 18 stores and 44,228 reviews. That 4.61-star average is 0.09 stars above the national GMC average (4.52) and 0.11 stars above the overall Illinois dealer average across all brands (4.50). Of the 18 GMC stores in Illinois, 16 rate 4.5 stars or higher.
| Dealer | City | Rating | Reviews |
|---|---|---|---|
| Laura Buick GMC | Collinsville | 4.70 | 13,606 |
| Zeigler Buick GMC of Lincolnwood | Lincolnwood | 4.50 | 5,233 |
| Woody Buick GMC of Naperville | Naperville | 4.70 | 4,257 |
| Castle Buick GMC | North Riverside | 4.40 | 3,389 |
| Woody Buick GMC of Gurnee | Gurnee | 4.80 | 2,698 |
| Castle GMC McHenry | McHenry | 4.70 | 2,166 |
| Napleton's Schaumburg Buick GMC | Schaumburg | 4.50 | 2,340 |
| Arlington Heights Buick GMC | Arlington Heights | 4.70 | 2,117 |
| Al Piemonte Buick GMC | Elmhurst | 4.30 | 1,871 |
| Napleton Buick GMC Crystal Lake | Crystal Lake | 4.60 | 1,088 |
| Quality Buick GMC | Alton | 4.70 | 943 |
| Serra Buick GMC Champaign | Savoy | 4.50 | 1,014 |
| United Chevrolet GMC | Jacksonville | 4.80 | 836 |
| Fox Valley GMC, INC. | St. Charles | 4.50 | 947 |
| Haggerty Buick GMC | Villa Park | 4.70 | 763 |
| Bob Brockland Buick GMC | Columbia | 4.60 | 488 |
| Russ Braunecker Cadillac Buick GMC INC. | Effingham | 4.70 | 314 |
| Marshall Chevrolet GMC | Jerseyville | 4.60 | 158 |
The top-rated GMC dealer in Illinois is Laura Buick GMC at 4.70 stars on 13,606 reviews.
GMC dealers in Illinois have logged 44,228 total Google reviews across 18 stores, an average of 2,457 reviews per store.
GMC dealers in other states: GMC in North Dakota | GMC in West Virginia | GMC in Idaho | GMC in Montana | GMC in Nebraska | GMC in South Dakota | GMC in New Jersey | GMC in Maryland
Other brands in Illinois: Porsche in Illinois | Lexus in Illinois | Genesis in Illinois | Ferrari in Illinois | Ram in Illinois | Mitsubishi in Illinois | Subaru in Illinois | MINI in Illinois
GMC overview | Illinois overview
Source: DGActual Dealer Reviews Index, public Google ratings for 17,051 franchised dealers. Data as of 2026-10-10. Author: Daniel Govaer. Research support: Perplexity. Reuse with attribution and written consent, terms at dgactual.com/terms.html. See data.dgactual.com and reviews.dgactual.com. Open the live interactive scoreboard.