A-1 Auto Care

Yes. A-1 Auto Care Inc 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. A-1 Auto Care Inc 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.

A-1 Auto Care Inc is open Monday 7 AM to 9 PM; Tuesday 7 AM to 9 PM; Wednesday 7 AM to 9 PM; Thursday 7 AM to 9 PM; Friday 7 AM to 5 PM; Saturday 7 AM to 9 PM. Closed Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. A-1 Auto Care Inc accepts walk-ins, so you can drive in without booking ahead.

A-1 Auto Care Inc accepts Cash, Credit Card.

A-1 Auto Care Inc has held a BAR smog license since 2002. You can verify the license status at bar.ca.gov.

A-1 Auto Care Inc 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 (909) 987-3500 for a quote.

A-1 Auto Care Inc does not take online bookings here, but walk-ins are welcome. Call (909) 987-3500 to check the wait.

Staff at A-1 Auto Care Inc 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 A-1 Auto Care Inc 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 Rancho Cucamonga are Discount Tire & Service Centers #52 (0.4 mi) and Aa Smog Check Center & Auto Repair (0.8 mi). Both are listed further up this page with their ratings and hours.