Karl's Smog

No. Karl's Smog Llc is not STAR certified. If your DMV renewal notice says "STAR Station Required," you will need to visit a STAR certified station instead.

Yes. Karl's Smog Llc 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.

Karl's Smog Llc is open Monday 10:30 AM to 4:45 PM; Tuesday 10 AM to 4:45 PM; Wednesday 10 AM to 4:45 PM; Thursday 10:30 AM to 4:45 PM; Friday 10 AM to 4:45 PM. Closed Saturday and Sunday. Hours can change on holidays, so call ahead if you are cutting it close.

Yes. Karl's Smog Llc accepts walk-ins, so you can drive in without booking ahead.

Karl's Smog Llc accepts Credit Card, Debit Card.

Google lists the following accessibility features at Karl's Smog Llc: wheelchair accessible entrance, wheelchair accessible parking, wheelchair accessible seating.

Karl's Smog Llc has held a BAR smog license since 2023. You can verify the license status at bar.ca.gov.

Karl's Smog Llc 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 (530) 273-3110 for a quote.

Karl's Smog Llc does not take online bookings here, but walk-ins are welcome. Call (530) 273-3110 to check the wait.

Staff at Karl's Smog Llc 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.

Karl's Smog Llc 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 Grass Valley are Foothill Car Care (0.2 mi) and Archs Automotive Service (0.4 mi). Both are listed further up this page with their ratings and hours.