Dealer Group
Bill Kay Auto Group
6 locations across Illinois
Bill Kay Auto Group operates 6 franchised locations across 1 state. This page rolls up 25 verified out-the-door quotes from 5 of its locations, rated on fee transparency, add-on behavior, and listing-to-final-price accuracy.
25 verified quotes · Data since 2025
BuickChevroletGMCHondaNissan
A91 / 100
Score Breakdown
Fee Transparency (30%)98.7/100
Add-on Behavior (30%)84.4/100
Price Accuracy (30%)96.3/100
Data Quality (10%)96/100
Grade Distribution
Across 5 rated locations
A
4
B
0
C
0
D
1
F
0
80% of locations earned a B or better. No location received an F.
Key Insights
Transparency Score
Scores 91/100, 4.6 points above the national average of 86.4/100.
Add-on Frequency
29% of transactions include an add-on, 10% more often than the national average of 18%.
Listing-to-OTD Gap
Prices run 0.8% above listing on average, better than the national average of 102.8%.
Top performers in this group
Locations with D or below: 1 — Bill Kay Honda
All locations
Showing 6 of 6
| Dealer | Location | Grade | Score | Quotes | Brand | Doc Fee | Add-on Rate |
|---|---|---|---|---|---|---|---|
| Bill Kay Auto Group | Lisle, IL | A | 99 | 1 | — | $412 | 0% |
| Bill Kay Chevrolet | Lisle, IL | A | 99 | 6 | Chev | $408 | 0% |
| Bill Kay Nissan | Downers Grove, IL | A | 97 | 11 | Nissan | $378 | 18% |
| Bill Kay Buick GMC | Downers Grove, IL | A | 93 | 4 | Buick | $373 | 25% |
| Bill Kay Honda | Bourbonnais, IL | D | 69 | 3 | Honda | $413 | 100% |
| Bill Kay Corvettes & Classics | Downers Grove, IL | Not yetrated | — | — | — | — | — |
Group locations
6 locations across Illinois