Cities We Serve for Mobile HD I/M Testing & Clean Truck Check Services- call 916-890-4427

At NorCal CARB Mobile, we specialize in mobile Heavy-Duty Inspection and Maintenance (HD I/M) testing and Clean Truck Check services throughout Northern California and select Southern California counties. Our mobile emissions testing service brings CARB-certified HD I/M testing and Clean Truck Check inspections directly to your fleet or job site, saving you time and ensuring your diesel trucks remain compliant with California’s strict emission regulations.

Serving Major Cities in Sacramento County for HD I/M Testing & Clean Truck Check

We provide comprehensive mobile HD I/M testing and Clean Truck Check services in Sacramento County, including:

  • Sacramento

  • Elk Grove

  • Folsom

  • Rancho Cordova

  • Citrus Heights

  • Isleton

  • Galt

Mobile CARB HD I/M Testing & Clean Truck Check in the San Francisco Bay Area

Our expert HD I/M testers cover the entire Bay Area, delivering on-site CARB-compliant emissions testing and Clean Truck Check inspections in cities such as:

  • San Francisco

  • Oakland

  • San Jose

  • Fremont

  • Berkeley

  • Palo Alto

  • Santa Clara

  • And many more

Stay compliant with California Air Resources Board regulations without interrupting your operations by using our reliable mobile diesel truck emissions testing services.

San Diego County Mobile HD I/M and Clean Truck Check Services

From San Diego to surrounding cities like Chula Vista, Oceanside, and Escondido, NorCal CARB Mobile provides professional mobile HD I/M tests and Clean Truck Check inspections tailored to your fleet’s needs. Our on-site service minimizes downtime and helps you avoid costly penalties.

Orange County Cities Served for Mobile CARB HD I/M Testing & Clean Truck Check

We proudly serve Orange County cities including:

  • Anaheim

  • Santa Ana

  • Irvine

  • Huntington Beach

  • Garden Grove

  • And more

Our mobile CARB testing team performs thorough heavy-duty diesel truck inspections, including verified emissions control equipment checks and smoke opacity tests, ensuring your vehicles meet California’s emission standards.

Why Choose NorCal CARB Mobile for Your HD I/M Testing & Clean Truck Check?

  • Mobile & On-Site CARB Testing: Avoid costly delays—our certified testers come directly to your location anywhere in our service areas.

  • Experienced & Certified HD I/M Testers: We follow all CARB and SAE testing protocols to ensure accurate, reliable results.

  • Fast Scheduling & Reliable Service: We prioritize your fleet’s uptime while keeping you compliant with California’s strict emissions laws. We can help you set up on the CARB site, auto schedule you, and make it so you never need to worry about when the next one is.

Schedule Your Mobile HD I/M Test or Clean Truck Check Today

Don’t wait until your vehicle fails inspection or you risk penalties. Contact NorCal CARB Mobile for expert mobile HD I/M testing and Clean Truck Check services across Sacramento County, the San Francisco Bay Area, San Diego County, Orange County, and beyond.

NorCal CARB Mobile — Your trusted partner for fast, convenient, and certified mobile heavy-duty diesel truck emissions testing and Clean Truck Check compliance services in California.