G & S Smog Test Ctr

Yes. G & S Smog Test Ctr 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. G & S Smog Test Ctr 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.

Yes. G & S Smog Test Ctr accepts walk-ins, so you can drive in without booking ahead.

G & S Smog Test Ctr accepts Cash, Credit Card.

G & S Smog Test Ctr has held a BAR smog license since 2012. You can verify the license status at bar.ca.gov.

G & S Smog Test Ctr 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.

G & S Smog Test Ctr does not take online bookings here, but walk-ins are welcome.

We don't have hours on file for G & S Smog Test Ctr, so confirm they are open before you drive over.

Staff at G & S Smog Test Ctr 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 G & S Smog Test Ctr 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 Glendora are Colley Ford (1.1 mi) and Samos Smog Check Test Only Center (1.2 mi). Both are listed further up this page with their ratings and hours.