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Opening Hours

Mon-Fri: 8AM – 4:30PM
Saturday: 8AM – 2PM

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Smog Testing

Top Rated Smog Station in Glendora

Sornoso Auto Repair is a top-rated smog station serving Glendora, CA. As a STAR certified testing and repair station, we provide smog testing and repairs for domestic and foreign SUVS, cars, and trucks. If you’re due for a smog check, bring in your vehicle today. No appointment is necessary. Don’t forget to check our current coupons for savings on your smog check, brake service, or oil change!

Will Your Car Pass a Smog Check in Glendora?

If you’re worried that your car may not pass a smog check, follow these tips before bringing your vehicle into Sornoso Auto Repair:

Schedule an oil change a few days before your smog check
Schedule an appointment if your check engine light is on
Make sure your tires are filled to the appropriate pressure
Drive your car for at least 15 minutes before your smog check

If you’ve had regular maintenance on your vehicle, and no lights are illuminated on your dash, your car is likely to pass a smog check. But, if you’re concerned, schedule service at Sornoso Auto. We’re not only a top-rated smog station, we’re also a full-service auto repair shop serving Glendora. Preventative, diagnostic, and repair services we offer include:

Belt and chain replacements
Brake service
Check engine light repairs
Electrical system repairs
Engine repairs
Exhaust repairs
Heating and cooling system repairs
Oi &, lube services
Steering repairs
Tire repairs, rotations, replacements
Tune ups
Much more

Change Oil and Mechanic holding wrench

What Gets Checked During a Smog Check in Glendora?

Smog Check

Most cars will be required to pass a smog check every other year. Both gas-powered and hybrid cars will need smog checks. Electric vehicles do not require a smog check. The DMV will notify you if you need a smog check. If you bring your car to our top-rated smog station, we will inspect the following per California law:

Functional inspection of the ignition timing, check engine light, gas cap, exhaust recirculation system, and fuel evaporation system
Inspection of the on-board diagnostic system
Tailpipe emissions inspection
Visual inspection of the emission control components

Why Choose Sornoso Auto for Your Smog Check

Our top-rated smog station does not require an appointment for your smog check. Moreover, if your car fails the smog check, we can diagnose and repair the problem quickly. Sornoso Auto has earned an excellent reputation for quality work and exceptional customer service. When you bring your foreign or domestic car, truck, or SUV in for a smog check or service, you can expect:

Accurate estimates
Affordable pricing
ASE Certified technicians
Fast repairs

Financing available through Snap Finance
Friendly professional service
Quality repairs

Get a STAR Smog Test in Glendora

If your car needs a tune up before a smog check, or you’re due for a smog check, bring your vehicle to Sornoso Auto today. We are an official STAR certified smog testing and repair station serving Glendora

Sornoso Auto is located at 925 N. Citrus Avenue in Covina, just minutes from Glendora. We are open Monday – Friday from 8:00 am – 4:30 pm, and on Saturday from 8:00 am – 2:00 pm. Request an appointment online or call 626-263-6191.


We are proud to announce that all our service technicians are ASE Certified.


Sornoso Automotive
925 N Citrus Ave
Covina, CA 91722-2736

Working Hours

Mon-Fri: 8am-4:30pm
Saturday: 8am-2pm
Sunday: Closed