Gill Smog Check Star Station

Yes. Gill Smog Check Star Station 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.

Gill Smog Check Star Station is open Monday 9:30 AM to 5 PM; Tuesday 9:30 AM to 5 PM; Wednesday 9:30 AM to 5 PM; Thursday 9:30 AM to 5 PM; Friday 9:30 AM to 5 PM; Saturday 9:30 AM to 5 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Gill Smog Check Star Station accepts walk-ins, so you can drive in without booking ahead.

Gill Smog Check Star Station accepts Cash, Credit Card.

Gill Smog Check Star Station has held a BAR smog license since 2012. You can verify the license status at bar.ca.gov.

Gill Smog Check Star Station 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) 475-1725 for a quote.

Gill Smog Check Star Station does not take online bookings here, but walk-ins are welcome. Call (510) 475-1725 to check the wait.

Staff at Gill Smog Check Star Station 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.

Gill Smog Check Star Station 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 Union City are Union City Smog Check (0.3 mi) and Bay Star Auto Care (0.7 mi). Both are listed further up this page with their ratings and hours.