Monica R.
6/27/2025
I've been getting my smog checks here for the last 3 years. They are great! Great service and great customer service. Highly recommend.
High Tech Auto & Smog
Closed
(137)
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1620 Grand Ave Ste 5
San Marcos, CA 92078
High Tech Auto & Smog in San Marcos is your trusted destination for fast, reliable smog checks, smog inspections, and smog certifications. We specialize in smog testing for all makes and models, offering efficient service with no appointment needed. Whether you need a routine vehicle emissions inspection, smog repair, or are renewing your registration, our expert technicians ensure you meet California's strict emissions standards. We also provide diagnostics and expert advice to help your vehicle pass. Conveniently located and committed to honest, high-quality service, High Tech Auto & Smog gets you in and out quickly-so you can drive clean and stay compliant. Visit us today for your next smog check!
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Reviews
5.0137 reviews
Sunshine L.
10/13/2025
Went here for a smog test, after being referred to them by Service Pros next door. Leon was really nice. I believe he is the new owner. I will be coming here for smog checks from now on.
Bennet M.
8/12/2025
Took my Yukon in for a smog check and was ripped off..first charge was for $285.00 and told to wait for system to clear and I would get Certificate ..a week later my engine light came on and they...
Lucia R.
7/17/2023
Customer Service: I recently took my 2015 Honda Civic for a smog service. This shop was recommended by a AAA staff. I attempted to make an appointment via the phone, but no one answered which...
Alan I.
5/3/2024
Stellar service, friendly, nice facility, nice view. A+ Thank you! Has dyno style for older vehicles!
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