Union City Smog Check

Smog inspection station

4.7 4.7 from 163 reviews

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Union City Smog Check is a smog and emissions station in Union City, CA. It holds a 4.7 star rating from 163 customer reviews. Read the reviews and hours below, or call (510) 441-9800.

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Address33365 Mission Blvd, Union City, CA 94587

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Phone(510) 441-9800

Websitehttp://www.unioncitysmogcheck.com/

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LicenseCalifornia BAR ARD 282011Active on the state's licensee list (October 2026), registered since 2015

Smog checkLicensed smog station, Test Only (282011)

Hours

See the full week

Monday	9:30 AM–5 PM
Tuesday	9:30 AM–5 PM
Wednesday	9:30 AM–5 PM
Thursday	9:30 AM–5 PM
Friday	9:30 AM–5 PM
Saturday	9:30 AM–5 PM
Sunday	Closed

Union City Smog Check Reviews & Ratings

Customer reviews 4.7 4.7 · 163 reviews

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What Car Repairs Cost in Union City, CA

Typical independent shop prices at California labor rates, parts and labor, for a midsize car. Each guide shows the price for your vehicle and what to ask before you pay. See all 91 repair cost guides.

Catalytic converter replacement cost $420 to $1,750 Oxygen sensor replacement cost $120 to $510 EVAP leak repair cost $140 to $740 EGR valve replacement cost $210 to $840 Purge valve replacement cost $110 to $460 Exhaust leak repair cost $150 to $690