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Gene's Auto Repair
- Mechanic
- Smog
- Diagnosed
“I'm 73 years young now and have owned my share of cars and trucks from a '47 Willys Jeep to a 2010 4 litre Jaguar S Type sedan over the years, and most everything in between”
Best Car Inspection & Emissions Testing in Vallejo, CA
24 stations listed · 20 in Vallejo · 16 open weekends · 22 rated 4.5+ · 1 shows a license
Data verified October 16, 2026
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Milt's Service Garage
“They spoke in terms that my naive self could understand and they were extremely transparent about how I could go on to resolve the issue that would lead me back to the dealership.”
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Vallejo Smog Test
“Did the drive cycle, and before doing the retest, they checked the computer to make sure it was ready so I wouldn't fail and have to pay for a new test.”
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Royal Smog & Mechanic
- Knowledge
- Vehicle
- Star
“I was going somewhere else and he was standing there and he said hey did you guys need some help with something that turned into one of the best experiences I've ever had with the shop that I've never even known about this guy.”
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Vallejo Smog Dog
- Owner
- Coupon
- Website
“This place was super fast and good service but if you come here with a coupon make sure to tell the person who is helping you before you check out or it'll be inconvenient to the person helping you.”
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A1 Smog
“Very satisfied, thank you .”
Listed for drivers in and around Vallejo, CA, these 24 shops carry out emissions and inspection work. What each one says about its station license, hours and retest policy comes from its own website; ratings and quotes come from public reviews.
Area overview: Vallejo, CA
Of the 24 stations we list here, 20 are in Vallejo itself and 4 come from towns including Napa (1, 13 mi), Fairfield (1, 15 mi) and Concord (1, 16 mi). The stations on this page are rated from 3.9 to 5.0 across 2,378 reviews; 14 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (88%), quality (75%) and punctuality (66%). The topics that come up most in reviews of the stations on this page are "price", "diagnosis" and "honest". 16 are open on Saturdays and 5 on Sundays. The services the stations on this page list most often on their websites are brake repair (2), check engine light diagnostics (2), smog check (2) and suspension repair (2). 1 shows a license on its website and 4 have a BBB rating of A or A+. 14 have ten or more years of experience, the longest 53 years. 2 offer financing; 3 are family- or locally-owned and 8 list coupons or special offers. We count these figures across the stations on this page; distances are straight-line, and hours and prices change, so confirm the details with the station before you visit.
Can I book a test online with shops listed for Vallejo?
4 of the 24 shops here take bookings online. Some stations work on a queue instead, which is fine early in the month and painful at the end of it. If you can book, take the first slot of the day and you will be out before the line forms.
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SG Smog Check Center
- Vehicle
- Coupon
- Sunday
“I went in very nice people omg get your coupon don't forget it it take $30 off these people are legit I promise I was in exactly 10 minutes yall and out I love them they are my new go to now number 1”
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AO Smog
- Price
“I told the guy that I needed a smog and he told me to go to the very first bae and that's where I met Andy who rents one bae for his own business, OMG his bae was so clean and immaculate.”
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7 Days Smog & DMV Registration Services
- 30 Minutes
- Phone
- Human
“I went ahead and tried and it didn't pass… needs a replacement catalytic converter but Marwan gave me some great advice for how I might do that as cheaply as possible.”
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1 For All Smog
- Price
“Stopped in at 1:30pm, owners brother was working and was happy to get my car smogged, they close at 2pm on Sundays and that was a blessing for me, start work tomorrow and needed to get this commuter car smogged and registered for tomorrow.”
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Fred & Sons Automotive
- Brakes
- Job
- Engine
“He has worked on my Mercedes Cl65, Cadillac, two Honda's, Nissan 350z, Infiniti g37, Lincoln town car, Expedition, Dodge Dakota and will be working on anything I get in the future.”
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All Star Smog
- Coupon
- Needs
- Price
“Thanks to the staff member who recommended that I should drive another 60-100 miles to reset the sensors (due to disconnecting the battery) which I did and took the truck in the following day.”
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A J's Auto Repair
- Honest
- Job
- Mechanic
“He is more than capable of not only handling most if not all, auto repairs you may need, but he is able to explain the problem to you in detail and in layman's terms so that you know what he's charging you for and why.”
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Mathews & Sons Automotive
- Price
- Vehicles
- Old Car
“I've been taking my vehicles to Mathews & Sons for service since 2013 and have always been satisfied with the friendliness of the staff and the quality of the service.”
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Impact Automotive
“Best place ever to take your car the guy is very honest he fixed both of my cars he got them running great in no time easy to talk to very friendly #1 in Vallejo!”
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Foreign Car Center
“Great place great customer service and care about there work”
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Marin Smog
“Nice service &fast”
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Brothers Marques Smog
“Service satisfaction”
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Uncle Born Automotive
“Shop that gains my trust like a dealerships work🥰🥰🥰😍 …”
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Serg Auto Repair
“They know what are doing.”
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Star Smog
“Despite feeling the whole smog business and required emissions testing is a racket, Star Smog always does a great job getting me in and out fast (less than 15 minutes this time).”
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Auto Electric and Fuel LLC
- Team
- Vehicle
- Mechanic
“In addition to top quality standard automotive repairs like brakes and belts, they also provide expert electrical issue diagnostics resolution and smog issue diagnostics and repairs.”
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Napa Smog Test Only
- Vehicles
- Coupon
- Lunch
“Went into this location for my car to get a smog check done was really quick and easy and not to mention I went in on a weekday and I had my one in a half year old daughter with me and our little dog as well.”
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Multi-Tech Auto Repair
- Quote
- Vehicle
- Dealership
“Multi Tech Auto has taken care of everything on my car and is the ONLY shop that I trust when it comes to fair prices for quality work you can count on.”
Why these companies made our list
What customers say about stations in Vallejo
- “Very professional organization and service was done timely well and at a reasonable price.” — customer of Gene's Auto Repair
- “Customer service were friendly and attentive. Will definitely come back for my next vehicle and refer them to my family and friends.” — customer of All Star Smog
- “Prompt, knowledgeable and hospitable. Woman behind the counter was a breath of fresh air and gave excellent advice.” — customer of Vallejo Smog Test
- “Staff was very professional and efficient. I was charged with a reasonable price point for a smog inspection.” — customer of 1 For All Smog
- “Marwan was communicative and efficient in getting our car smog checked within 20 minutes on walk in service .” — customer of 7 Days Smog & DMV Registration Services
Excerpts from public reviews of the stations listed on this page.
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