Kat B.
8/8/2025
Communication clear. Told me an hour, because of the line ahead of me. I went on an hour walk. When I arrived back my car was just leaving the bay.
M & M Smog
Open
(450)
Photos
23253 Madero Unit 114
Mission Viejo, CA 92691
M & M Smog is a smog check and emissions testing facility based in Mission Viejo, CA. They specialize in providing services to ensure vehicles meet state emissions standards.
With a focus on efficiency and accuracy, M & M Smog offers a convenient solution for drivers in need of smog certification for their vehicles.
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Also at this address
Reviews
5.0450 reviews
Alison R.
2/25/2025
I needed to have a Star Smog service according to the DMV and M&M Smog is such a place. They were close by and had an appointment available the next day. Their shop is in an auto repair/service...
Michael B.
11/22/2024
I decided to take the wife's car in for a smog check. My "Go To" place is M&M Smog in Mission Viejo. The owner/operator is Sean Norton. He's super friendly and hardworking and provides top notch...
Steven T.
3/26/2025
This is the only place I will come for Smog Check for my cars. Sean, the owner and operator, is friendly and informative. He can help you with all the questions regarding smog check. Sean only...
Craig B.
5/31/2025
M&M Smog is the best smog shop in OC. The owner Sean is as honest as they come. My family and friends all use M&M and Sean has always taken great care of us. When you make an appointment you are...
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