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24 stations listed · 23 in Riverside · 14 open weekends · 19 rated 4.5+ · 2 show a license
Of the 24 stations we list here, 23 are in Riverside itself and 1 comes from Chino (16 mi). The stations on this page are rated from 4.2 to 4.9 across 2,968 reviews; 22 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (87%), quality (68%) and value (61%). The topics that come up most in reviews of the stations on this page are "honest", "diagnosis" and "fair". 14 are open on Saturdays and 3 on Sundays. 2 show a license on their websites; 1 lists staff certifications (ASE) and 15 have a BBB rating of A or A+. 23 have ten or more years of experience, the longest 72 years. 2 offer financing; 3 are family- or locally-owned and 6 list coupons or special offers. We have a website on file for 20 of the stations on this page; 10 publish a contact page; 1 lists 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.
Data verified October 10, 2026
Listed for drivers in and around Riverside, 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.
Weekend testing is on offer at 14 of the 24 shops. Bear in mind that a failure on a Saturday usually waits for parts on Monday, which is an argument for testing midweek if you can.
Excerpts from public reviews of the stations listed on this page.
