B
80–89 · Above average

Transparency Verdict

Green Brook Buick GMC Chevrolet earns a B.

Mostly honest. Stay alert.

Fair on the big stuff, but there are small things to watch. Read the out-the-door carefully before you sign.

Developing confidence — based on 8 verified out-the-door quotes and 2 tracked negotiations · Green Brook Township, NJ
Collected Dec 5, 2025Jul 10, 2026 · Updated Aug 22, 2026

Location

Green Brook Township, NJ

8 rated dealers within 30 miles · Open full map →

The full story

Why Green Brook Buick GMC Chevrolet earned this grade

Between December 2025 and July 2026, CarEdge negotiated or logged 8 verified deals with this dealership. We pulled the doc fee, the add-ons, and the gap between advertised and out-the-door price from each one. Then we graded them the way a friend in the business would: on the things that actually cost you money.

What they do well

2 things

Mandatory add-ons are the exception

Only 13% of quotes include add-ons you can't decline, averaging $995 when present. Most shoppers here never see one.

Advertised pricing is largely honest

On average, the quoted price is only 0.5% above the listing — small enough to be fees, not markup games.

! Where to push back

1 thing

Doc fee is significantly inflated

$1,001 is $294 above the NJ average of $707. That's pure margin for the dealer, not cost of service.

TipThis fee is mostly not "standard paperwork" — it's profit. Push back, or get the equivalent off the vehicle price.

8 verified OTD quotes from Green Brook Buick GMC Chevrolet

Real out-the-door worksheets, not reviews. Click “View Quote” on any row to see the price breakdown.

Recent Quotes

Verified out-the-door prices from real transactions

4 vehicle transactions8 individual quotes

2026 Chevrolet Suburban

4D WAGON LT 4WD (1LT)New
$83,623
$999doc feeNo add-ons
View Quote →

2026 Buick Envision

4D SPORT UTILITY AVENIR AWD (ISU)New2 quotes
$51,902
doc feeSaved $1,061
View 2 Quotes →

2026 GMC Canyon

DenaliNew2 quotes
$64,617
$999doc feeNo add-ons
View 2 Quotes →

2026 Buick Enclave

PreferredNew3 quotes
$55,980
$999doc feeNo add-onsSaved $2,266
View 3 Quotes →

Most Common Add-ons

Mandatory
accessoriesavg $995
1 quote

At a Glance

Minimal dealer markup above listing price

Tips for Green Brook Buick GMC Chevrolet

  • Doc fee is $597 above national average. Ask if they'll match competitors or reduce it.
  • Minor add-ons (~$124) may appear. Ask what's included and if they can be removed.
  • Dealer markup is effectively 0% above listing (excluding taxes). This dealer keeps their fees minimal.

Frequently Asked Questions

What fees does Green Brook Buick GMC Chevrolet charge?

Based on 8 verified out-the-door quotes collected by CarEdge, Green Brook Buick GMC Chevrolet charges a $1,001 documentation fee and averages $124 in dealer add-ons when present. Green Brook Buick GMC Chevrolet earns Transparency Grade B (89/100).

What is Green Brook Buick GMC Chevrolet's doc fee?

Green Brook Buick GMC Chevrolet charges a typical documentation fee of $1,001. The NJ average is $707. This is based on 8 verified OTD quotes in our database.

Does Green Brook Buick GMC Chevrolet add mandatory add-ons?

Green Brook Buick GMC Chevrolet adds an average of $124 in dealer add-ons when present. Ask for an itemized breakdown and negotiate to remove non-essential items like paint protection, nitrogen tire fill, or VIN etching.

Is Green Brook Buick GMC Chevrolet a good dealer?

Green Brook Buick GMC Chevrolet has a transparency score of 89/100, earning a Grade B. This score is based on their doc fees, add-on behavior, dealer markup, and data quality from 8 verified OTD quotes. This is a well-above-average score, indicating transparent pricing practices.

Explore Buick and New Jersey dealer data

How we know this

Every number on this page came from a real deal.

Most dealer review sites scrape star ratings and count angry posts. We do the opposite. CarEdge shops for cars alongside thousands of real buyers every week — and when we negotiate on their behalf, we capture the full out-the-door breakdown the dealer sends back.

For Green Brook Buick GMC Chevrolet in Green Brook Township, NJ, that has meant 8 verified OTD quotes across 2 negotiated deals logged into our database. Each one is a PDF, an email, or a screenshot showing the actual doc fee, the actual add-ons, and the actual final price — not a salesperson's promise.

Fee Transparency

30%

Is the doc fee reasonable, or is it just profit? We compare it against the state average — and the legal cap, where one exists.

Add-on Behavior

30%

How often does the dealer stick you with mandatory add-ons like paint protection or theft deterrent — the kind you can't say no to? Add-ons the dealer discloses as optional don't count against them.

Price Accuracy

30%

Does the advertised listing price match what you'd actually sign for? We flag dealers whose out-the-door diverges from the listing.

Data Quality

10%

More data = more trustworthy grade. Dealers with lots of recent, complete quotes score higher for consistency.

The four numbers behind the grade

Weighted Score

The raw component scores — the math that led to B.

Fee Transparency (30%)
71
Add-on Behavior (30%)
93
Price Accuracy (30%)
100
Data Quality (10%)
100

Doc Fee Comparison

This dealer$1,001
NJ avg$707
National avg$404

Pulled 8 quote records · Grades update as new data comes in · Dealers cannot pay to change their score.

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*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.