Tri Valley Auto Service

Smog inspection station

4.4 4.4 from 28 reviews

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Tri Valley Auto Service is a smog and emissions station in Livermore, CA. It holds a 4.4 star rating from 28 customer reviews. Read the reviews and hours below, or call (925) 600-8975.

Photo from this business's Google profile.

Address4700 First St, Livermore, CA 94551

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Phone(925) 600-8975

Also onGoogle

LicenseCalifornia BAR ARD 290314Active on the state's licensee list (October 2026), registered since 2018

Smog checkLicensed smog station, Test & Repair (290314)

Hours

See the full week

Monday	7:30 AM–6:30 PM
Tuesday	7:30 AM–6:30 PM
Wednesday	7:30 AM–6:30 PM
Thursday	7:30 AM–6:30 PM
Friday	7:30 AM–6:30 PM
Saturday	7:30 AM–6:30 PM
Sunday	Closed

Tri Valley Auto Service Reviews & Ratings

Customer reviews 4.4 4.4 · 28 reviews

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What Car Repairs Cost in Livermore, 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