Smog Express

Yes. Smog Express Inc is licensed as a Test Only smog station. This station performs the smog test and issues the certificate. It does not do repairs, so a failed vehicle has to be fixed elsewhere and brought back.

Smog Express Inc is open Monday 9 AM to 6 PM; Tuesday 9 AM to 6 PM; Wednesday 9 AM to 6 PM; Thursday 9 AM to 6 PM; Friday 9 AM to 6 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Smog Express Inc accepts walk-ins, so you can drive in without booking ahead.

Smog Express Inc accepts Cash, Credit Card.

Smog Express Inc has held a BAR smog license since 2025. You can verify the license status at bar.ca.gov.

Smog Express Inc has not published a price on SmogCheckDeals. The Bureau of Automotive Repair puts the statewide average at $69.16 as of August 2026, about $65 for a 2000-or-newer vehicle and $73 for 1999-or-older, plus the $8.25 certificate fee. Call (707) 647-7066 for a quote.

Smog Express Inc does not take online bookings here, but walk-ins are welcome. Call (707) 647-7066 to check the wait.

Staff at Smog Express Inc speak English.

Bring the car, your registration or DMV renewal notice, and a way to pay. Most smog checks take 15 to 30 minutes, and most visits are closer to 20.

Smog Express Inc is a Test Only station, so it cannot do the repair. You would have the work done at a repair shop, then come back for the free retest within 30 days. California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Vallejo are Vallejo Smog (0.2 mi) and Sg Smog Check Center (0.2 mi). Both are listed further up this page with their ratings and hours.