Best Car Inspection & Emissions Testing in Rancho Cucamonga, CA

17 stations listed · all 17 in Rancho Cucamonga · 1 open 24/7 · 10 open weekends · 13 rated 4.5+

Data verified October 16, 2026

Reliable Smog Saint Anthony Complete Auto Care

Reliable Smog Saint Anthony Complete Auto Care

4.6 79 reviews
“Friendly staff would definitely go there again to get my car smog”
Coupons & offersLicensedSince 2007
8786 E 8th St
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Rancho Transmissions and Automotive

Rancho Transmissions and Automotive

4.8 87 reviews
“After several quotes from different mechanics and them not being to sure of the problem, I met Sal at his business and he fixed my issue with my 2004 GMC SIERRA truck.”
Fleet accountsFamily-ownedBBB A+Since 1997FinancingVirtual consultations
9377 E 9th St A
i
Rancho Smog Center

Rancho Smog Center

4.8 83 reviews
“It has always been a nice experience every time I need a smog check for my cars”
STAR smog check stationSince 2007
9311 Jersey Blvd ste b
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Mobile Mechanic Pros Rancho Cucamonga

Mobile Mechanic Pros Rancho Cucamonga

3.9 25 reviews
“Jeff really went the extra mile to fix my BMW, I really appreciate your dedication and professional attitude.”
Coupons & offersASE-certified techsOpen 24 hoursSince 2020
10400 Foothill Blvd
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Aamco Transmissions & Total Car Care

Aamco Transmissions & Total Car Care

4.4 75 reviews
“I walked in asking if they could look at it and they immediately walked out to my car, figured it was only my gas cap.”
Coupons & offers12-mo/12k-mi warrantyFinancing availableFleet accountsSince 2015Locally owned
8840 Archibald Ave
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AA Smog Check Center

AA Smog Check Center

4.7 70 reviews
“They provide all the paperwork you need for your records and for the DMV.”
Since 2009
9333 E 9th St
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Listed for drivers in and around Rancho Cucamonga, CA, these 17 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.

Area overview: Rancho Cucamonga, CA

All 17 stations we list here are in Rancho Cucamonga itself. We have 22 stations in Rancho Cucamonga on file; this page shows the highest-rated 17. The stations on this page are rated from 3.9 to 4.9 across 1,902 reviews; 10 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the stations on this page are "price", "diagnosis" and "honest". 1 is open around the clock; 10 are open on Saturdays and 2 on Sundays. 1 shows a license on its website; 1 lists staff certifications (ASE) and 3 have a BBB rating of A or A+. Domain records put 4 websites of the stations on this page at ten or more years old; the oldest dates from 2009. 1 offers emergency or roadside call-outs; 2 offer financing; 1 is family- or locally-owned and 3 list coupons or special offers. We have a website on file for 13 of the stations on this page; 6 publish a contact page; 3 list a public email and 2 take bookings online. We count these figures across the stations on this page; hours and prices change, so confirm the details with the station before you visit.

Which shops listed for Rancho Cucamonga test on Saturdays or Sundays?

Weekend testing is on offer at 10 of the 17 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.

Sam's Smog

Sam's Smog

4.8 93 reviews
“Smog check took about 5 minutes was in and out asap great experience”
Since 2022
8517 Grove Ave ste 100
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Smog Stop

Smog Stop

4.4 59 reviews
“Mickey is a very nice man very good at his job as well”
Since 2002
8220 Masi Dr Ste # C
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Allstar Auto Center

Allstar Auto Center

4.2 54 reviews
“I think that All Star Auto Care works hard and fast for everybody.”
Since 2001
8200 Masi Dr # C
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Mena Smog Check

Mena Smog Check

4.9 130 reviews
“The service is great, price is fair, and you might get some free add ons like advice on how to pay your DMV fees.”
10340 Foothill Blvd #3727
i
Toyotek

Toyotek

4.8 46 reviews
“Alex can help you out with any issue great customer service as well!”
Since 2018
8520 E 8th St Ste B
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Mad Tech Diesel Workz

Mad Tech Diesel Workz

4.8 33 reviews
“In a short period of time I learned allot and would recommend his shop to anyone in southern California looking for honest work..”
8880 Archibald Ave # H
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Green Air Diesel Solutions

Green Air Diesel Solutions

4.9 9 reviews
“Straight to the point with great customer service.”
Hybrid & EV serviceSince 2015
9155 Archibald Ave STE 104
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JR Auto Care

JR Auto Care

4.9 33 reviews
“Been coming to Jason for 20 years and he has always fixed our cars in a reasonable and timely manner.”
8840 Archibald Ave d
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Rocket Garage

Rocket Garage

4.6 29 reviews
“Great spot for suspension installs, alignment, and tires.”
8580 E 8th St
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Rancho Import Specialists

Rancho Import Specialists

4.5 14 reviews
“Great service no hinden cost and communication with owner is excellent”
Since 2013
8230 Foothill Blvd
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Fleet Service Me

Fleet Service Me

4.9 11 reviews
“Do not take the state of the messy office as any indication of the excellent service you will get when you bring your car to be serviced.”
9519 E 8th St
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HomeInspections & Emissions TestingCaliforniaRancho Cucamonga, CA

Why these companies made our list

What customers say about stations in Rancho Cucamonga

  • “They are reasonable, friendly and complete smog checks in a timely manner!” — customer of Reliable Smog Saint Anthony Complete Auto Care
  • “The new owner, Billy, is amazing, from the moment you walk in you feel very comfortable.” — customer of Sam's Smog
  • “I absolutely recommend everyone come here, and the next time I need a smog, I will come back.” — customer of Mena Smog Check
  • “I found this smog testing station on google and was thoroughly impressed with the customer service I received.” — customer of Smog Stop
  • “If you come here for a smog they will have you in and out within minutes.” — customer of AA Smog Check Center

Excerpts from public reviews of the stations listed on this page.

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