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24 stations listed · 23 in Upland · 13 open weekends · 21 rated 4.5+ · 3 show a license
Data verified October 16, 2026
Listed for drivers in and around Upland, 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.
Of the 24 stations we list here, 23 are in Upland itself and 1 comes from Rancho Cucamonga (5 mi). The stations on this page are rated from 3.8 to 5.0 across 1,254 reviews; 8 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these stations on specific qualities, they most often praise professionalism (93%), value (79%) and punctuality (64%). The topics that come up most in reviews of the stations on this page are "fair" and "honest". 13 are open on Saturdays and 2 on Sundays. 3 show a license on their websites; 2 list staff certifications (ASE) and 5 have a BBB rating of A or A+. Domain records put 7 websites of the stations on this page at ten or more years old; the oldest dates from 1998. 1 offers financing; 1 gives free estimates; 3 are family- or locally-owned and 5 list coupons or special offers. We have a website on file for 14 of the stations on this page; 7 publish a contact page; 2 list a public email and 3 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.
3 of the 24 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.
- “They were able to smog my car the same day I called to ask for an appointment.” — customer of Z Smog Check
- “I have found an honest, reliable mechanic in Glenn Davis and crew at GDA Enterprises.” — customer of GDA Enterprises
- “My family and I recommend this motor shop over any other we’ve been to!” — customer of Express Automotive & Tires
- “I've had my car smog checked twice here and always a very pleasant experience.” — customer of Low Price Smog Check
- “We never have to wait long. The only place we go to smog our cars.” — customer of Z Smog Check
Excerpts from public reviews of the stations listed on this page.
