Fast, accurate, mobile compliance testing — Sacramento Valley & Bay Area. Now the Central Valley and San Diego County. We come to you.
Real job photo · On-site mobile testing · Not stock
Licensed mobile emissions testing brought directly to your location to keep your fleet compliant with minimal downtime.
On-board diagnostics testing for CARB Clean Truck Check compliance. For 2013-and-newer engines.
Opacity / visual inspection tier of the Clean Truck Check program. Call to confirm the right test for your vehicle.
Exhaust smoke-opacity testing to CARB standards for pre-2013 diesel engines.
Mobile emissions testing for recreational vehicles and motorhomes — we come to you.
Also offering CARB agricultural / farm-truck testing. Call for fleet & volume pricing →
We test at your location to cut vehicle downtime and skip the trip to an inspection station.
Technicians working to CARB standards with calibrated, up-to-date equipment.
Efficient testing so your vehicles get back on the road quickly.
Volume discounts, flexible scheduling, and centralized billing for fleets of 5+.
These are job-site photos from mobile Clean Truck Check work across Northern California — OBD scans, heavy-duty fleets, and commercial customers. Not stock photography.
South Park meets The Book of Mormon musical. Real CARB Clean Truck Check facts. Cartman as the black smoke. Newscum as the CARBonite. The mobile tester saves the day.
10s teaser • Full episodes on YouTube
Call 916-890-4427 or visit norcalcarbmobile.com — we come to you.
7 days a week, mobile across the region. Don't see your city? Call — we likely cover it.
Call or text to book mobile CARB Clean Truck Check testing at your location. Fleet pricing available.
