Hector & Sons Auto Services
“It's rare to find an honest mechanic who doesn't take advantage of your situation and charge you for unneeded services.”
Best Car Inspection & Emissions Testing in Manteca, CA
15 stations listed · 7 in Manteca · 1 open 24/7 · 7 open weekends · 13 rated 4.5+
Data verified October 16, 2026
D C Honda Import Services
“Saved me a grand on a rebuild and it's running stronger than ever 50k in.”
Pro-Touch Automotive
“Very trustworthy and prompt, with a high degree of respect and concern for the customer, and exceptional quality of repair work.”
1 A Quick Smog
“Been coming here for years and so has my whole family will always come here.”
Sandhu Smog Check Star Station
“I brought my car in for a smog check, and they got it done quickly with a fair price.”
J&J Auto Body
“Husband and wife are caring and loving people.”
Listed for drivers in and around Manteca, CA, these 15 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: Manteca, CA
Of the 15 stations we list here, 7 are in Manteca itself and 8 come from Stockton (4, 14 mi), Tracy (3, 13 mi) and Modesto (1, 16 mi). The stations on this page are rated from 3.9 to 5.0 across 1,255 reviews; 12 have 50 or more reviews and 13 are rated 4.5 or higher. 1 is open around the clock; 7 are open on Saturdays and 3 on Sundays. 1 shows a license on its website; 1 lists staff certifications (ASE) and 5 have a BBB rating of A or A+. 7 have ten or more years of experience, the longest 38 years. 1 offers emergency or roadside call-outs; 1 offers financing; 2 give free estimates; 1 is family- or locally-owned and 2 list coupons or special offers. We have a website on file for 8 of the stations on this page; 6 publish a contact page; 5 list a public email and 2 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.
Which shops listed for Manteca test on Saturdays or Sundays?
Weekend testing is on offer at 7 of the 15 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.
Fleet Maintenance
“They went above and beyond to get my truck back on the road and bulletproof.”
Stanislaus Smog
“I bought my vehicle in for a smog, I left as a return customer!”
Smog Star Express
“This place is the best just call in and they took me in i love that..”
Harrison Auto Electric
“Michelle is up front with you and a genuinely good person that cares...”
All Star Smog
“He charged what he said which was extremely affordable and was very friendly!”
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EZ Automotive Diagnostics & Repair
“He did the front and rear brakes and rotors on our 2008 Toyota RAV 4, drained the transmission fluid and change the filter.”
Golden Smog Check
“I will be coming here for all my future smog checks as long as Pat is there.”
209 Engine Pros & Towing
“Eddie was friendly and he was really careful in loading my car to the truck which had 2 slashed tires on driver side front and back.”
A-1 Smog
“It's great to know where to go to take care of all my automotive needs.”
Why these companies made our list
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