Brodie's Tire & Automotive
“I have been using this shop for a couple years now and the service is top notch, the location is usually quite busy but for good reason.”
Best Car Inspection & Emissions Testing in Petaluma, CA
15 stations listed · 6 in Petaluma · 5 open weekends · 14 rated 4.5+ · 2 show a license
Data verified October 16, 2026
101 Express Smog
“My Jeep failed but his knowledgeable advice saved me a trip to the mechanic and we passed the next day 👍”
Bosch Automotive Motor Systems
“Rod and Ernesto gave me great service, provided a written estimate, did great work and it was ready as promised.”
Whole Auto Repair
“Pretty awsome place and took care of me transmission problem super quick!”
East Washington Smog
“I only had to wait for one car ahead of me, so the wait was about 15 min and the test was pretty quick when it was my turn…test was about 10 min”
The Racers Group
“If you are looking for help with your track car (Porsche or now Aston), they are truly fantastic.”
Listed for drivers in and around Petaluma, CA, these 15 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: Petaluma, CA
Of the 15 stations we list here, 6 are in Petaluma itself and 9 come from towns including Santa Rosa (6, 15 mi), Rohnert Park (1, 9 mi) and Sonoma (1, 9 mi). The stations on this page are rated from 4.4 to 5.0 across 2,697 reviews; 12 have 50 or more reviews and 14 are rated 4.5 or higher. The topics that come up most in reviews of the stations on this page are "price", "communication" and "diagnosis". 5 are open on Saturdays and 2 on Sundays. 2 show a license on their websites; 6 list staff certifications (ASE) and 5 have a BBB rating of A or A+. Domain records put 10 websites of the stations on this page at ten or more years old; the oldest dates from 1999. 2 offer financing; 2 give free estimates; 2 are family- or locally-owned and 4 list coupons or special offers. We have a website on file for 14 of the stations on this page; 8 publish a contact page; 4 list a public email and 6 take bookings online. 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 Petaluma?
6 of the 15 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.
Tristar Automotive
“These guys will fix your car right and not over charge you!”
Santa Rosa Transmission & Car Care
“Chris and his team gave me a great experience as always!”
American Smog
“They r great at getting me in and out my last smog I was there less than 10 minutes I would totally recommend them.”
Advance Smog Auto Care Center
“When I see "SMOG Certification" on my DMV registration, I'm not bothered because I know the test will be fast and easy at Advance Smog.”
Hensley's Auto Smog and Repair
“I needed a smog ASAP, got there without an appointment and within minutes they started on my car and I was out of there within an hour.”
Quik Smog Novato
“I called ahead to ask about the price and I found it really good price and in addition, you don't pay if your car didn't pass the test.”
Action Smog Check
“I showed up at noon and Benito was done with the test within the hour.”
A&D Mobile Auto Truck and Tractor Repair
“I called about a starter replacement and David was able to come to my house the same afternoon!”
Mike Larbre Automotive
“I would recommend them as being professional and timely all at a reasonable cost.”
Why these companies made our list
What customers say about stations in and near Petaluma
- “I've been at 101 Express Smog 4-times within last 8-years for smog inspection and each time they are very prompt in keeping an appointment time and efficient, usually completes' in 20-minutes.” — customer of 101 Express Smog
- “If you need a friendly, honest, and quick smog service with the best price in town, this is the place.” — customer of Quik Smog Novato
- “Everyone was helpful and professional. Will definitely come to this spot from now on and you should go here if you want efficient and quick service.” — customer of Hensley's Auto Smog and Repair
- “Absolutely incredible pricing for smog. As long as their prices are this affordable and competitive, I will never go anywhere else again.” — customer of Advance Smog Auto Care Center
- “My smog was $80 which included the certificate. I will recommend this business and return here in the future.” — customer of 101 Express Smog
Excerpts from public reviews of the stations listed on this page.
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