Fast, dependable smog testing in Oakdale
Welcome to Monkey's Smog Center, your trusted community shop for official California smog inspections. We welcome walk-ins and drive-ups with no appointment necessary, getting you back on the road in minutes.
Our inspection services
We deliver certified, state-compliant emissions testing for a variety of vehicles. Note: we specialize in modern vehicles and do not test 1976–1995 model years.
Standard vehicle smog
Quick and certified inspections for modern cars, SUVs, and light trucks to renew your California DMV registration seamlessly.
Diesel and CARB clean truck
Official CARB Clean Truck Check compliance testing and standard diesel emission inspections for individual owners and commercial fleets.
Motorhome and RV smog
Specialized smog testing accommodated for motorhomes and recreational vehicles so you can travel with complete peace of mind.
Preparing for your visit
To make your test as fast and smooth as possible, simply drive up with your DMV renewal notice or your current/previous vehicle registration card. No appointments are ever needed.
CARB clean truck check specialists
California regulations require clean truck compliance to maintain active road operation. Monkey's Smog Center is fully equipped and certified to carry out mandatory CARB Clean Truck Check inspections. We make heavy-duty diesel testing straightforward, fast, and fully transparent so your commercial operations never miss a beat.
Oakdale's neighborhood testing center
As a proud community-based testing center, we prioritize quick turnarounds, friendly customer service, and straightforward answers. Drive straight up to our shop, call us, or check our Facebook page for everyday updates and shop news. Check out The Oakdale Pit Stop for some amazing food while you wait.
