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Smog Check & Emissions Testing Stations in San Ramon, CA

8 of the 42 auto repair shops we list in San Ramon have smog checks or emissions tests.

Not every repair shop is licensed to test emissions, and a map search for a smog check mixes test stations with parts stores and dealerships. Every station here names smog checks or emissions testing in its business name, its listing category or on its own website.

  1. San Ramon Valley Import Center

    31 Beta Ct Ste G, San Ramon, CA 94583

    Mon–Thu 7:30am–5:30pm, Fri 7:30am–5pm

    Smog & emissionsState inspectionEuropean & importMuffler & exhaust
  2. Walt's Danville Service

    3211-F Fostoria Way, San Ramon, CA 94583

    Mon–Fri 7am–5:30pm

    Smog & emissionsTransmission repairA/C repair
  3. Above All Smog

    2045 San Ramon Valley Blvd, San Ramon, CA 94583

    Smog & emissionsDiesel & truck
  4. Bestech Oil Change

    2400 San Ramon Valley Blvd, San Ramon, CA 94583-1602

    Smog & emissions
  5. Discount Smog Check Center

    2350 San Ramon Valley Blvd, San Ramon, CA 94583-1608

    Smog & emissions
  6. Bestech Oil Change

    2400 San Ramon Valley Blvd B, San Ramon, CA 94583

    Smog & emissions
  7. O

    31 Beta Ct Ste H, San Ramon, CA 94583-1224

    Smog & emissionsState inspectionMuffler & exhaust
  8. 1 San Ramon Smog

    2210 San Ramon Valley Blvd Unit A, San Ramon, CA 94583

    Smog & emissions
Bring your registration renewal notice. States that require emissions testing usually print the type of test on it. In California, a notice that says “STAR station required” means only a STAR-certified station can do the check, and test-only stations check cars but do not repair them.

Also in San Ramon

More in San Ramon and California

Smog Check & Emissions Testing Stations near San Ramon

Good to know

How much does a smog check cost?

Prices depend on the state and the station. In California a smog check usually costs about $30–70 plus the state certificate fee; in states that run their own emissions programs the fee is often a flat amount set by the state.

What happens if my car fails the emissions test?

You get a report with the reason for the failure, and the car needs repairs before a retest. Many states give a free or discounted retest within a set number of days, and some offer repair assistance or waivers when repair costs pass a limit.