24/7 Available · Ontario
24-Hour Auto Mechanics in Ontario, CA — Always Available
Emergencies don't keep business hours. These auto mechanics in Ontario are available 24 hours a day, 7 days a week — including holidays.
As of May 2026, RatingsNearMe ranks 20 auto mechanics in Ontario, CA by verified customer ratings and review volume. The highest-rated is Lupe's Auto with a 4.9-star rating from 557 verified reviews. Also in the top tier: Brian's Automotive Repair - Best Auto Repair Service in Ontario Ca and Martinez & Son Auto Repair. The average rating across all listed auto mechanics in Ontario is 4.7 stars from 113 reviews per business on average.
Auto repair in Ontario: $75–$150/hr labor rate. Oil changes $40–$100; brake jobs $200–$600; transmission repair $1,500–$4,000+.
Rankings updated May 17, 2026 · Scored by ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Local Market Snapshot
20
Businesses listed
4.7★
Avg rating
113
Avg reviews
May 17, 2026
Last updated
Top Rated Auto Mechanics
Brian's Automotive Repair - Best Auto Repair Service in Ontario Ca
120 S Plum Ave, Ontario, CA 91761, USA
Martinez & Son Auto Repair
1720 S Grove Ave # B, Ontario, CA 91761, USA
Auto Mechanics Rankings in Ontario, CA
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | Lupe's Auto400 W Holt Blvd, Ontario, CA 91762, USA | 4.9★ | 557 |
| #2 | Brian's Automotive Repair - Best Auto Repair Service in Ontario Ca120 S Plum Ave, Ontario, CA 91761, USA | 4.7★ | 165 |
| #3 | Martinez & Son Auto Repair1720 S Grove Ave # B, Ontario, CA 91761, USA | 4.7★ | 146 |
| #4 | Moreno's Auto Repair LLC527 E Holt Blvd, Ontario, CA 91761, USA | 4.6★ | 279 |
| #5 | Ontario Auto Repair111 W California St, Ontario, CA 91762, USA | 4.5★ | 13 |
| #6 | Basic Auto Repair803 E Holt Blvd, Ontario, CA 91764, USA | 4.8★ | 114 |
| #7 | Norman's Auto Repair328 E California St, Ontario, CA 91761, USA | 4.9★ | 20 |
| #8 | L & R Auto Repair504 W Holt Blvd, Ontario, CA 91762, USA | 4.5★ | 71 |
| #9 | I.E Automotive628 S Bon View Ave, Ontario, CA 91761, USA | 4.7★ | 59 |
| #10 | Grease Monkey Automotive Repair1409 W Holt Blvd, Ontario, CA 91762, USA | 4.4★ | 25 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated May 2026
All Auto Mechanics in Ontario
Moreno's Auto Repair LLC
527 E Holt Blvd, Ontario, CA 91761, USA
Ontario Auto Repair
111 W California St, Ontario, CA 91762, USA
Basic Auto Repair
803 E Holt Blvd, Ontario, CA 91764, USA
Norman's Auto Repair
328 E California St, Ontario, CA 91761, USA
L & R Auto Repair
504 W Holt Blvd, Ontario, CA 91762, USA
I.E Automotive
628 S Bon View Ave, Ontario, CA 91761, USA
Grease Monkey Automotive Repair
1409 W Holt Blvd, Ontario, CA 91762, USA
RC Auto Repair
1113 W Holt Blvd c1, Ontario, CA 91762, USA
J And C Auto Repair
806 E State St, Ontario, CA 91761, USA
Ontario Japan Auto
2215 E 4th St, Ontario, CA 91764, USA
J D Complete Auto Repair
5490 W Mission Blvd STE E, Ontario, CA 91762, USA
M & M Express Auto Repair
11075 Central Ave A3, Ontario, CA 91762, USA
C & C AUTOMOTIVE
949 W State St UNIT F Unit F, Ontario, CA 91762, USA
Mobile Mechanic Pros Ontario
619 E Belmont St, Ontario, CA 91761, USA
Rancho Autocare
9311 E 9th St, Rancho Cucamonga, CA 91730, USA
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Frequently Asked Questions — Auto Mechanics in Ontario
How do I find the best auto mechanics in Ontario?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked auto mechanics in Ontario on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are auto mechanics in Ontario licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CA requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do auto mechanics charge in Ontario, CA?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a auto mechanics in Ontario?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the auto mechanics on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every auto mechanics on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: May 17, 2026.
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