Transparency Verdict
Costa Mesa GMC Cadillac earns a C.
Negotiate. Hard.
Average transparency — expect pushback on fees and add-ons. Shoppers who hold the line here consistently save money.
Limited confidence — based on 1 verified out-the-door quote · Costa Mesa, CA
Collected Apr 21, 2026 – Apr 21, 2026 · Updated Apr 24, 2026
Early read. The grade may shift as we log more deals here.
The full story
Why Costa Mesa GMC Cadillac earned this grade
Between April 2026 and April 2026, CarEdge negotiated or logged 1 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 thingsDoc fee is in line with the market
At $85, their doc fee sits at or just under the CA average. Not exceptional, but nothing to fight over.
Advertised pricing is largely honest
On average, the quoted price is only 2.3% above the listing — small enough to be fees, not markup games.
Verified OTD quotes from Costa Mesa GMC Cadillac
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
1 verified quote
Most Common Add-ons
At a Glance
Tips for Costa Mesa GMC Cadillac
- This dealer often adds $1,495 in dealer add-ons. Request a quote WITHOUT any add-ons upfront. These are almost always removable.
- Doc fee ($85) is at or below national average. One less thing to negotiate.
- Dealer markup is only +2% above listing (excluding taxes). This dealer keeps their fees minimal.
- Limited data (1 quotes). Score may change as we collect more information.
Nearby Rated Dealers
These dealers near Costa Mesa have transparency scores based on verified pricing data.
Frequently Asked Questions
What is Costa Mesa GMC Cadillac's doc fee?
Costa Mesa GMC Cadillac charges a typical documentation fee of $85. The CA average is $499. This is based on 1 verified OTD quotes in our database.
Does Costa Mesa GMC Cadillac add mandatory add-ons?
Costa Mesa GMC Cadillac adds an average of $1,495 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 Costa Mesa GMC Cadillac a good dealer?
Costa Mesa GMC Cadillac has a transparency score of 79/100, earning a Grade C. This score is based on their doc fees, add-on behavior, dealer markup, and data quality from 1 verified OTD quotes. This is an average score. Compare with nearby dealers before making a decision.
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 Costa Mesa GMC Cadillac in Costa Mesa, CA, that has meant 1 verified OTD quotes 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 try to stick on paint protection, theft deterrent, or nitrogen tires? And when they do, how much do they cost you?
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 ScoreThe raw component scores — the math that led to C.
Doc Fee Comparison
Pulled 1 quote records · Grades update as new data comes in · Dealers cannot pay to change their score.
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