Kaisers Auto & Smog

No. Kaisers Auto & Smog is not STAR certified. If your DMV renewal notice says "STAR Station Required," you will need to visit a STAR certified station instead.

No. Kaisers Auto & Smog 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.

Kaisers Auto & Smog is open Monday 8 AM to 12 PM; Tuesday 8 AM to 12 PM; Wednesday 8 AM to 12 PM; Thursday 8 AM to 12 PM; Friday 8 AM to 12 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Kaisers Auto & Smog accepts walk-ins, so you can drive in without booking ahead.

Kaisers Auto & Smog accepts Cash, Credit Card.

Kaisers Auto & Smog has held a BAR smog license since 2013. You can verify the license status at bar.ca.gov.

Kaisers Auto & Smog 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 (209) 533-4240 for a quote.

Kaisers Auto & Smog does not take online bookings here, but walk-ins are welcome. Call (209) 533-4240 to check the wait.

Staff at Kaisers Auto & Smog 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 Kaisers Auto & Smog 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 Sonora are Auto Tech & Tires (0.6 mi) and Richs Auto Repair And Smog (0.9 mi). Both are listed further up this page with their ratings and hours.