Clean Air Auto Repair

No. Clean Air Auto Repair 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.

Clean Air Auto Repair is open Monday 8:30 AM to 5:30 PM; Tuesday 8:30 AM to 5:30 PM; Wednesday 8:30 AM to 5:30 PM; Thursday 8:30 AM to 5:30 PM; Friday 8:30 AM to 5:30 PM; Saturday 8:30 AM to 5:30 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Clean Air Auto Repair accepts walk-ins, so you can drive in without booking ahead.

Clean Air Auto Repair accepts Cash, Credit Card.

Clean Air Auto Repair has held a BAR smog license since 2025. You can verify the license status at bar.ca.gov.

Clean Air Auto Repair 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 (510) 449-6110 for a quote.

Clean Air Auto Repair does not take online bookings here, but walk-ins are welcome. Call (510) 449-6110 to check the wait.

Staff at Clean Air Auto Repair 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 Clean Air Auto Repair 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 Castro Valley are Larrys Automotive Service (0.6 mi) and Castro Valley Union 76 (0.6 mi). Both are listed further up this page with their ratings and hours.