Quantum Auto Sales Inc

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# Quantum Auto Sales Inc, Garden Grove CA: Reviews

Source: Local AI Registry, https://localairegistry.com/biz/ca/garden-grove/quantum-auto-sales-inc-garden-grove-ca. Free to reuse with a link back.

By Steve Lee, founder and CEO of Local AI Registry. Updated 2026-10-27.

Canonical: https://localairegistry.com/biz/ca/garden-grove/quantum-auto-sales-inc-garden-grove-ca

## Photos

- ![Photo 1](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmqzlucbo003jyejomth304ku%2F0.jpg)
- ![Photo 2](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmqzlucbo003jyejomth304ku%2F1.png)
- ![Photo 3](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmqzlucbo003jyejomth304ku%2F2.jpg)
- ![Photo 4](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmqzlucbo003jyejomth304ku%2F3.jpg)
- ![Photo 5](https://localairegistry.com/api/photo?src=https%3A%2F%2Fseoaesthetic-assets.sfo3.cdn.digitaloceanspaces.com%2Fphotos%2Fcmqzlucbo003jyejomth304ku%2F4.jpg)


## In short

Quantum Auto Sales Inc is a car dealership in Garden Grove, CA. Its AI Score is 50 of 100, which is fair.

What each mark on this page means: https://localairegistry.com/methodology#marks


## Key facts

| Fact | Value |
| --- | --- |
| Type | Car dealership |
| Address | 13831 Harbor Blvd, Garden Grove, CA 92843, USA |
| Hours | Mon to Fri 9 AM to 9 PM · Sat 10 AM to 8 PM · Sun 9 AM to 9 PM |
| Phone | (714) 265-0240 |
| Rating | 4.8 across 2,123 reviews on Google |
| Updated | October 27, 2026 |


## All the details

Every row is something the owner can add or correct. Each one is marked Confirmed, Visitor submitted or AI guess, with where it came from.

| Group | Fact | Value | Mark | Evidence |
| --- | --- | --- | --- | --- |
| Location info | Address | 13831 Harbor Blvd, Garden Grove, CA 92843, USA | Confirmed | Google Business Profile |
| Location info | Description | Top-rated Garden Grove CA used car dealer. Quantum Auto Sales car dealership sells and finances used cars, trucks, and SUVs. You can buy a quality used car near you at a great price while enjoying friendly service. Trade-ins are welcome. Our California car lot serves Garden Grove, Anaheim, Orange, and more. We offer 200+ used cars, trucks, and SUVs for sale in California. Quantum Auto Sales is the best used car dealer in Santa Ana and has been family owned and operated since 2001. Shop from Honda, Nissan, Toyota, Chevrolet, and more at the best Garden Grove, CA used car dealership! | Confirmed | Google Business Profile |
| Location info | Hours | Mon to Fri 9:00 AM to 9:00 PM · Sat 10:00 AM to 8:00 PM · Sun 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Location info | Name | Quantum Auto Sales Inc | Confirmed | Google Business Profile |
| Location info | Phone | (714) 265-0240 | Confirmed | Google Business Profile |
| Hours | Monday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Hours | Tuesday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Hours | Wednesday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Hours | Thursday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Hours | Friday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Hours | Saturday | 10:00 AM to 8:00 PM | Confirmed | Google Business Profile |
| Hours | Sunday | 9:00 AM to 9:00 PM | Confirmed | Google Business Profile |
| Services | Service | Sell used cars | AI guess |  |
| Services | Service | Sell used SUVs | AI guess |  |
| Services | Service | Sell used trucks | AI guess |  |
| Services | Service | Trade-ins | AI guess |  |
| Team | Garden Grove, CA |  | Confirmed | Google Business Profile |
| Links | Website | https://www.quantumautosales.com/used-cars-in-garden-grove-ca?utm_source=google&utm_medium=organic&utm_campaign=gbp | Confirmed | Google Business Profile |
| Details | Opening date | 2001 | Confirmed | Google Business Profile |


## Services and prices

Add your services so AI can say what you offer


### Known for

Share your review link so AI can say what you're known for


## The team

1 person is named on this page.


### Garden Grove, CA

| Field | Value | Mark | Evidence |
| --- | --- | --- | --- |


## Visiting Quantum Auto Sales

Address: 13831 Harbor Blvd, Garden Grove, CA 92843, USA. Phone: (714) 265-0240. Hours: Mon to Fri 9 AM to 9 PM · Sat 10 AM to 8 PM · Sun 9 AM to 9 PM. (Confirmed, Google Business Profile.)


### Location info from Google Business Profile

From Google Business Profile: "Top-rated Garden Grove CA used car dealer. Quantum Auto Sales car dealership sells and finances used cars, trucks, and SUVs. You can buy a quality used car near you at a great price while enjoying friendly service. Trade-ins are welcome. Our California car lot serves Garden Grove, Anaheim, Orange, and more. We offer 200+ used cars, trucks, and SUVs for sale in California. Quantum Auto Sales is the best used car dealer in Santa Ana and has been family owned and operated since 2001. Shop from Honda, Nissan, Toyota, Chevrolet, and more at the best Garden Grove, CA used car dealership!"


### Parking and getting in

Add your parking so AI can tell people where to park

Add how to find your door so AI can walk people in


### Nearby

| Place | Type | Distance |
| --- | --- | --- |
| Harbor-Woodbury | Bus stop | 2 min walk |
| Harbor-Woodbury | Transit station | 2 min walk |
| Wienerschnitzel | Fast food restaurant | 2 min walk |
| Harbor-Woodbury | Bus stop | 3 min walk |
| Harbor Pizza & More | Pizza restaurant | 3 min walk |
| Mercadito El Quetzal Tienda Y Restaurante | Supermarket | 3 min walk |


## Reputation

4.8 average across 2,123 reviews: Google 2,123. (Confirmed, read June 29, 2026.)

 (AI guess, from 2,123 reviews.)


### What people like

- Smooth buying process


### What people do not like

- Concerns about financing practices with Jorge Lopez
- Lack of transparency in pricing
- Pressure during the negotiation process


### Press

Add a press story so AI can say who's written about you


### Awards

Add an award so AI can name it


### Directories

Get listed in directories so AI can tell you're real


## Questions people ask


### do they do payment plans at Quantum Auto Sales?


### budget options in Garden Grove, what is decent


### the good stuff about Quantum Auto Sales, what is it?


### anything I should sort out before a first visit here?


### anywhere on Harbor to sit while I wait


### services here, what do people go in for?


### opening hours at Quantum Auto Sales in Garden Grove, what are they these days?


### bad experiences at Quantum Auto Sales, anyone?


### Booking here, how does it work?


### cancellation list here, is there one


### Somewhere to park near Quantum Auto Sales?


### points or member pricing at Quantum Auto Sales, worth signing up?


### anyone been to both here and 1 Stop?


### What are the best used car dealers in Garden Grove?


### people keep recommending Quantum Auto Sales, what for?


### Ballpark for a visit to a dealership in Garden Grove?


## The AI Score: 50 of 100

It measures how likely AI engines are to recommend a business, and how accurately. Garden Grove car dealerships run 23 to 52. Fair starts at 45, good at 65. Quantum Auto Sales scores 50. The same method scores every business on the registry.

| Signal | Weight | Score | What it measures | Quantum Auto Sales |
| --- | --- | --- | --- | --- |
| Retrieval grounding | 26 | 100 | Whether you appear in the ranked results AI retrieves and cites: AI-Overview citations, organic top-10 for your money queries, and the Bing index ChatGPT leans on. | Good |
| Off-property attestation | 20 | 40 | Volume and consistency of what others say about you: YouTube mentions, branded web mentions, third-party “best-of” lists. The cause of retrievability. | Poor |
| AI visibility | 14 | 0 | Whether ChatGPT, Gemini, Perplexity, and AI Overviews name you, and whether they name you for the right service. | Poor |
| Reviews & response | 12 | 83 | The star average is only one input. We also read volume, velocity, the specificity of review language, and response cadence. Specific reviews are what AI quotes verbatim. | Good |
| Backlink & citation authority | 8 | 55 | Domain authority and editorial quality of the sources that attest to you. | Fair |
| Google Business Profile | 8 | 90 | Required and recommended fields; update cadence. The listing AI pulls from first. | Good |
| Speed & mobile | 7 | 62 | Core Web Vitals at the 75th percentile, on a real phone. | Fair |
| Content freshness & schema | 5 | 34 | Crawl recency, intent alignment, valid JSON-LD, canonicals. | Poor |

Full method: https://localairegistry.com/methodology

How AI decides what to say about a car dealership: https://localairegistry.com/methodology#how-ai-decides-local-business. What to check before you choose one: https://localairegistry.com/methodology#how-to-choose-local-business


## Entity map

Every person, place, organization and treatment named on this page, with a stable ID and a public reference. The JSON-LD below connects them to each other.

| Entity | Type | ID on this page | Same as | Relationship to Quantum Auto Sales |
| --- | --- | --- | --- | --- |
| Quantum Auto Sales Inc | LocalBusiness | #business | https://www.quantumautosales.com/used-cars-in-garden-grove-ca?utm_source=google&utm_medium=organic&utm_campaign=gbp | Subject of this page |
| Garden Grove, CA | Person | #team-garden-grove |  |  |
| Garden Grove, California | City | #city |  | City Quantum Auto Sales is in |
| Local AI Registry | Organization | #publisher | https://localairegistry.com | Publisher of this page |
| Steve Lee | Person | #author | https://localairegistry.com/team/steve-lee | Author of this page |


## Topical map

Where this page sits in the registry. It's one profile among the car dealerships in Garden Grove, linked to the lists and towns around it.


### Lists

- Best car dealerships in Garden Grove: https://localairegistry.com/leaderboards/ca/garden-grove/car-dealership
- Best businesses in Garden Grove: https://localairegistry.com/leaderboards/ca/garden-grove


### Nearby

- /san-jose: https://localairegistry.com/leaderboards/ca/san-jose
- /los-angeles: https://localairegistry.com/leaderboards/ca/los-angeles
- /san-francisco: https://localairegistry.com/leaderboards/ca/san-francisco
- /san-diego: https://localairegistry.com/leaderboards/ca/san-diego
- /irvine: https://localairegistry.com/leaderboards/ca/irvine
- /mountain-view: https://localairegistry.com/leaderboards/ca/mountain-view


### Every list

- Every leaderboard in California: https://localairegistry.com/leaderboards/ca


## References


### Sources cited

- [1] Google Business Profile, https://www.google.com/maps/place/?q=place_id:ChIJDzzY5wvY3IAR0t_rYvCjF3A (accessed Jun 29, 2026)
- [2] AI engine output: ChatGPT and Gemini, read by Local AI Registry on Jun 29, 2026, https://localairegistry.com/methodology (accessed Sep 18, 2026)