CarEdge

Castle Chevrolet GMC Mchenry

Crystal Lake, IL·1 verified quotes*

Jan 19, 2026Jan 19, 2026· Score updated Apr 7, 2026

Limited data. This score is based on 1 quote and may change as more data becomes available.

A
CarEdgeVerified
Transparent Dealer
Score: 100/100
Add-on Rate
0%of quotes

No add-ons detected

Learn how dealer fees work

Price vs. Days on Lot

Vehicles in the upper-right are expensive and slow to sell — best negotiation opportunities.

7 negotiable
0d125d250d375d500d$6k$38k$69k$101k$132kDays on Lot
New
Used
Negotiable

Days on Market

How long vehicles have been listed. Older stock means more room to negotiate.

Fresh stock
Normal
Aging
Negotiate

Transparency Score Breakdown

Fee Transparency (30%)
100
Add-on Behavior (30%)
100
Price Accuracy (30%)
100
Data Quality (10%)
100
  • Doc fee ($368) is at or below IL average ($375)
  • No mandatory dealer add-ons detected
  • Fees average 2.4% above listing (~$840 on a $35k vehicle) — minimal

Doc Fee Comparison

This dealer$368
IL avg$375
National avg$400

Recent Quotes

Verified out-the-door prices from real transactions

1 verified quote

2012 GMC Sierra 1500

SLTUsed
$18,691
$368doc feeNo add-ons
View Quote →

Frequently Asked Questions

What is Castle Chevrolet GMC Mchenry's doc fee?

Castle Chevrolet GMC Mchenry charges a typical documentation fee of $368. The IL average is $499. This is based on 1 verified OTD quotes in our database.

Does Castle Chevrolet GMC Mchenry add mandatory add-ons?

Based on our data, Castle Chevrolet GMC Mchenry does not typically add mandatory dealer add-ons to their quotes. This is a positive sign for buyers.

Is Castle Chevrolet GMC Mchenry a good dealer?

Castle Chevrolet GMC Mchenry has a transparency score of 100/100, earning a Grade A. This score is based on their doc fees, add-on behavior, dealer markup, and data quality from 1 verified OTD quotes. This is a well-above-average score, indicating transparent pricing practices.

At a Glance

Doc fee ($368) is at or below average
No mandatory add-ons detected
Minimal dealer markup above listing price
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Tips for Castle Chevrolet GMC Mchenry

  • A-rated dealer! Focus on vehicle price negotiation—fees are already competitive.
  • Doc fee ($368) is at or below national average. One less thing to negotiate.
  • This dealer typically doesn't add mandatory dealer add-ons. That's a good sign of transparency.
  • Dealer markup is only +2% above listing (excluding taxes). This dealer keeps their fees minimal.
How are scores calculated? →

*Information provided for general informational purposes only. Scores are independently calculated and do not imply endorsement of or affiliation with any dealer. Verify all information independently before making a purchase decision. See our Terms of Service.