Lupe's Auto
“You start with Stephanie who greets you, discusses the issue and sets you up with an appointment - always with a positive attitude.”
Best Mechanic Shops in Ontario, CA
24 technicians listed · all 24 in Ontario · 18 open weekends · 21 rated 4.5+
Data verified October 16, 2026
Comtires
“I also appreciated the way they explained what was wrong with my truck.”
Wayne's Automotive
“Gillespie is an awesome guy, and the work he does is top notch.”
Akram Auto Electric
“Always had great experience in this place always takes care of several cars that had bring here to fix them.”
Basic Auto Repair
“He said why pay for something you dont need let me check what's wrong with it then I'll tell you what you need and it was just a change of oil.”
Central Auto Repair & Mufflers
“Great price on catalytic converters and very professional manager and very skilled technicians, very fast service, and very well done welding”
Listed for drivers in and around Ontario, CA, these 24 shops are general mechanics. What each one states about certifications, warranties and financing comes from its own website; ratings and quotes come from public reviews.
Area overview: Ontario, CA
All 24 technicians we list here are in Ontario itself. We have 36 technicians in Ontario on file; this page shows the highest-rated 24. The technicians on this page are rated from 4.2 to 5.0 across 2,675 reviews; 13 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (82%), quality (82%) and value (71%). The topics that come up most in reviews of the technicians on this page are "honest", "diagnosis" and "fair". 18 are open on Saturdays and 2 on Sundays. 1 lists staff certifications (ASE) and 8 have a BBB rating of A or A+. Domain records put 7 websites of the technicians on this page at ten or more years old; the oldest dates from 2000. 1 offers financing; 1 gives free estimates; 2 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 13 of the technicians on this page; 7 publish a contact page; 4 list a public email and 2 take bookings online. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for Ontario work on Saturdays or Sundays?
18 of the 24 shops list weekend hours. Saturday is usually a shorter day; Sunday openings are rarer and often by appointment.
Pro Smog Center
“A family own business that takes care of their customers like if they were family as well.”
Kar King Auto
“4 liter motor rebuilt, your shop does goog work it started right up and it runs great..”
C & C Automotive
“Carlos is the best he had my car up running the same day I took it in!”
Buddy's V Tires
“Great place, my dad and I bring any and all cars we have here.”
Menas Brake & Suspension
“Excellent service and very good prices”
DT Hondamotive and Transmission
“Derek always does an outstanding job.”
Southern Cal Wheel Repair
“Took my bent rim for a quote and 30 minutes later it was ready to be picked up.”
TC Tires
“Been coming to this shop, they pretty quick with their work.”
Don Cortez Tires Services
“This place has good prices and excellent service, ask for Don Cortez”
Baja Auto Center Smog & Lamp
“I love everything about it I'm always happy when I leave Tony is a great mechanic and I don't feel like I ever overpay for anything I give them five stars”
JB Euro Repair
“Anytime I need something on my car done I know who to call!”
J and C Auto Repair
“We've been going here for three years now and it's a relief to know we have found honest, trustworthy and knowledgeable mechanics to work on my car and my husband's truck.”
Ontario Japan Auto
“The compressor was bad and everyone else was trying to charge an Arm and a leg but he was at a decent amount”
N
“Very professional I would recommend them .”
Rockstar Garage
“My thrust bearing failed and i needed an engine rebuild, rockstar got it done exceptionally well, in a timely manner and everyone was super helpful along the way.”
Team Green Motor Sports LLC
“I'm so glad I came here I had a hard time finding someone trustworthy Danny is amazing I'm definitely going to be coming here if I have trouble with my car again”
Roger's Carburetor
“I recommend this place I took my 1977 Ford truck F150 and Rebuilt and Installed the Carburetor and Adjusted professional place, Fast and honest and I am very Happy with the work thank you”
Evolution Collision Inc.
“Front desk service was a 10/10 Thank You Victor for such awesome service.”
Why these companies made our list
What customers say about technicians in Ontario
- “I highly recommend this shop to anyone looking for reliable, honest brake service with great customer care.” — customer of Comtires
- “I would recommend this place to anyone that needs an honest mechanic or is on a budget.” — customer of Pro Smog Center
- “Very friendly, professional and honest mechanics. Took a car I had purchased for my son.” — customer of Baja Auto Center Smog & Lamp
- “They were honest, transparent and didn’t even charge me for the diagnosis!” — customer of DT Hondamotive and Transmission
- “Excellent service, very good customer service, quality service, I recommend you as a mechanic, I will continue to take my vehicles to this place.” — customer of C & C Automotive
Excerpts from public reviews of the technicians listed on this page.
Is this page useful? Yes
No
Is there anything wrong with this page?
Mechanic Shops near Ontario
Popular in Ontario
, CAGuides: Mechanic Shops
Brake Pad Replacement Cost: Do You Really Need Rotors?
Can a Mechanic Charge More Than the Estimate? State Rules
Can I Bring My Own Parts to a Mechanic? What It Saves
Car Battery Replacement Cost 2026: Price by Where You Buy
Do Mechanics Have to Warranty Their Work? (2026)
Does a Different Mechanic Void Your Car Warranty? (2026)