Mobile CARB Clean Truck Check Testing in Northern California

Fast, Accurate, Mobile Compliance Testing — Sacramento, Oakland & Bay Area and now the Central Valley.

Keep your fleet compliant with minimal downtime. Norcal Carb Mobile Clean Truck offers fast, accurate on-site CARB testing across Sacramento, Oakland and the Bay Area. Our certified technicians come to you for:

  • OBD Emissions Testing — $75 per vehicle

  • Smoke Opacity Testing — $250 per vehicle

  • Discounts available for fleet clients and member programs

Why choose Norcal Carb Mobile Clean Truck?

  • Mobile service: We test at your location to reduce vehicle downtime and avoid trips to inspection stations.

  • Certified & accurate: Technicians trained to CARB standards using calibrated equipment.

  • Fast turnaround: Efficient testing so your vehicles get back on the road quickly.

  • Fleet-friendly: Volume discounts, flexible scheduling, and centralized billing available.

Book a mobile visit or get a fleet quote: Call 916-890-4427

Serving Sacramento, Oakland and the entire Bay Area — reliable compliance testing where and when you need it.

Heavy-Duty Vehicle Compliance & Inspection Services — Trusted for CARB Clean Truck Check (HD I/M)

Get your heavy-duty vehicle fleet compliant with California Air Resources Board rules through mobile inspections, fast documentation, and expert support.Get your heavy-duty vehicle fleet compliant with California Air Resources Board rules through mobile inspections, fast documentation, and expert support.

Why Choose Us

  1. Mobile inspection service – We come to you in Northern California, minimizing downtime and logistic delays.

  2. Institutional-level regulatory expertise – We operate under the same standards set by CARB’s Clean Truck Check (HD I/M) program. California Air Resources Board

  3. Rapid turnaround for certification – We streamline paperwork, test scheduling, and reporting so you stay on the road and in compliance.

  4. Fleet-scale support – From a single heavy-duty truck to large fleets, we tailor services, document readiness, and help you avoid registration or operational holds.

What is Clean Truck Check (HD I/M)?

The Clean Truck Check (CTC) program is CARB’s heavy-duty inspection and maintenance program for trucks and tractors that operate in California. California Air Resources Board
Key elements include:

How We Help You

  • On-site inspections: We bring certified testers and equipment to your location.

  • Documentation & submission: We prepare and file the CARB-required reports via CTC-VIS.

  • Compliance calendar: We track your fleet’s deadlines (semi-annual, annual) so you never miss a cycle.

  • Avoid DMV holds: We monitor program eligibility, registration block triggers, and provide mitigation strategies.

Program Scope & Eligibility

According to CARB:

  • The fact sheets list which heavy-duty vehicles are included and when inspections are required. California Air Resources Board

  • Failure to comply can result in registration holds via SB 210 and other CARB enforcement tools. California Air Resources Board
    We assist you in determining whether a vehicle is subject and ensuring it meets all the criteria.

Our Promise

  • Full transparency: We show you exactly what CARB’s Clean Truck Check program demands and how we meet those demands.

  • Efficiency: On-site mobile assessments reduce downtime and mobilization overhead.

  • Scalability: Whether you operate 1 truck or 500, we have the process, tools, and data workflows to support you.

  • Data-driven compliance: We integrate checklists, inspection outcomes, and document submissions into a digital dashboard for your fleet.

Ready to Get Compliant?

Contact us today to schedule your mobile inspection or request a free fleet-compliance audit. Don’t let CARB compliance become a roadblock to your business—stay ahead with NorCal CARB Mobile.

Follow NorCal CARB Mobile on Social Media and download the new Compliance App