Portola Chevron

Yes. Portola Chevron is STAR certified with the California Bureau of Automotive Repair, so it can test vehicles the DMV directs to a STAR station, including gross polluters.

No. Portola Chevron is licensed as a Test & Repair station. This station can run your smog test and, if the vehicle fails, diagnose and repair it in the same shop.

Portola Chevron is open Monday 12 AM to 12 PM; Tuesday 12 AM to 12 PM; Wednesday 12 AM to 12 PM; Thursday 12 AM to 12 PM; Friday 12 AM to 12 PM; Saturday 12 AM to 12 PM; Sunday 12 AM to 12 PM. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Portola Chevron accepts walk-ins, so you can drive in without booking ahead.

Portola Chevron accepts Cash, Credit Card.

Portola Chevron has held a BAR smog license since 2000. You can verify the license status at bar.ca.gov.

Portola Chevron 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 (949) 586-7319 for a quote.

Portola Chevron does not take online bookings here, but walk-ins are welcome. Call (949) 586-7319 to check the wait.

Staff at Portola Chevron 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.

Because Portola Chevron is a Test & Repair station, it can diagnose and repair the problem in the same shop, then run the free retest within 30 days. If the repair bill is steep, California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Mission Viejo are Greggs Mission Viejo Mobil (1.9 mi) and Quality Smog (2.3 mi). Both are listed further up this page with their ratings and hours.