Diaz Auto Repair

Yes. Diaz Auto Repair 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. Diaz 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.

Diaz Auto Repair is open Monday 9 AM to 5 PM; Tuesday 8 AM to 5 PM; Wednesday 8 AM to 5 PM; Thursday 8 AM to 5 PM; Friday 8 AM to 5 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

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

Diaz Auto Repair accepts Cash, Credit Card.

Diaz Auto Repair has held a BAR smog license since 1999. You can verify the license status at bar.ca.gov.

Diaz 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 (619) 424-7560 for a quote.

Diaz Auto Repair does not take online bookings here, but walk-ins are welcome. Call (619) 424-7560 to check the wait.

Staff at Diaz 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 Diaz 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 San Diego are Ndc Smog (4.2 mi) and Honest Smog Llc (9.4 mi). Both are listed further up this page with their ratings and hours.