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24 technicians listed · all 24 in Fullerton · 15 open weekends · 21 rated 4.5+
Data verified October 16, 2026
Listed for drivers in and around Fullerton, CA, these 24 shops handle tune-up work and running faults. What each one says about diagnostics, warranties and service specials comes from its own website; ratings and quotes come from public reviews.
All 24 technicians we list here are in Fullerton itself. We have 41 technicians in Fullerton on file; this page shows the highest-rated 24. The technicians on this page are rated from 4.1 to 5.0 across 1,456 reviews; 10 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these technicians on specific qualities, they most often praise professionalism (81%), quality (70%) and value (63%). The topics that come up most in reviews of the technicians on this page are "honest", "fair" and "diagnosis". 15 are open on Saturdays and 1 on Sundays. 4 have a BBB rating of A or A+. 15 have ten or more years of experience, the longest 60 years. 1 is family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 9 of the technicians on this page; 5 publish a contact page; 5 list a public email and 1 takes bookings online. We count these figures across the technicians on this page; hours and prices change, so confirm the details with the technician before you visit.
15 of the 24 shops here show Saturday or Sunday hours. Plugs and filters fit neatly into a Saturday. A chase for an intermittent misfire does not, since it can need the car overnight to catch the fault happening from cold.
