The Original Reliable Smog Test

Yes. The Original Reliable Smog Test 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.

Yes. The Original Reliable Smog Test is licensed as a Test Only smog station. This station performs the smog test and issues the certificate. It does not do repairs, so a failed vehicle has to be fixed elsewhere and brought back.

The Original Reliable Smog Test is open Monday 8 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; Saturday 8 AM to 3 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. The Original Reliable Smog Test accepts walk-ins, so you can drive in without booking ahead.

The Original Reliable Smog Test accepts Credit Card, Debit Card, NFC/Contactless.

Google lists the following accessibility features at The Original Reliable Smog Test: wheelchair accessible entrance, wheelchair accessible parking.

The Original Reliable Smog Test has held a BAR smog license since 2016. You can verify the license status at bar.ca.gov.

The Original Reliable Smog Test 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 (626) 359-1555 for a quote.

The Original Reliable Smog Test does not take online bookings here, but walk-ins are welcome. Call (626) 359-1555 to check the wait.

Staff at The Original Reliable Smog Test 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.

The Original Reliable Smog Test is a Test Only station, so it cannot do the repair. You would have the work done at a repair shop, then come back for the free retest within 30 days. California's Consumer Assistance Program covers up to $1,200 of emissions repairs for qualifying owners.

The closest alternatives in Duarte are Duarte Smog (0.4 mi) and Carmax (1.5 mi). Both are listed further up this page with their ratings and hours.