Valvoline Express Care

Yes. Valvoline Express Care 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. Valvoline Express Care 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.

Valvoline Express Care is open Monday 8 AM to 6 PM; Tuesday 8 AM to 6 PM; Wednesday 8 AM to 6 PM; Thursday 8 AM to 6 PM; Friday 8 AM to 6 PM; Saturday 8 AM to 5 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

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

Valvoline Express Care accepts Credit Card, Debit Card, NFC/Contactless.

Google lists the following accessibility features at Valvoline Express Care: wheelchair accessible entrance, wheelchair accessible parking, wheelchair accessible restroom.

Valvoline Express Care has held a BAR smog license since 2007. You can verify the license status at bar.ca.gov.

Valvoline Express Care 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 (925) 754-8040 for a quote.

Valvoline Express Care does not take online bookings here, but walk-ins are welcome. Call (925) 754-8040 to check the wait.

Staff at Valvoline Express Care 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 Valvoline Express Care 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 Antioch are King Auto Care (1.0 mi) and Berkeley Auto Smog (1.4 mi). Both are listed further up this page with their ratings and hours.