Clean Truck Check

Heavy-Duty Vehicle Smog Testing in San Diego, CA

Drive Clean. Stay Compliant. Keep Moving.

Certified HD I/M Testing

We perform official Clean Truck Check inspections for heavy-duty vehicles over 14,000 lbs GVWR, ensuring compliance with CARB regulations.

Fast & Efficient Service

Minimize downtime. Our process is streamlined to get your vehicle tested and back on the road quickly.

Regulation Guidance

Not sure about your requirements? We help you understand deadlines, reporting requirements, and compliance steps.

Fleet Support

Managing multiple trucks? We offer coordinated scheduling and support for fleet compliance.

Mobile Testing Available

We understand that time is money in the trucking industry. 3B Smog offers flexible scheduling and can accommodate fleet needs to minimize operational disruption.

Clear Guidance & Next Steps

Emissions regulations can be confusing. If your vehicle requires additional action, we clearly explain your results and guide you through the next steps so you can resolve issues and stay compliant without stress.

What we do best

How We Help You

Navigating California’s emissions regulations can feel overwhelming. Our experienced team ensures your heavy-duty vehicle meets all current Clean Truck Check requirements.

Fast, Hassle-Free Compliance

We understand that downtime costs money. Our streamlined process helps you complete your inspection efficiently, reducing wait times and keeping your truck or fleet on schedule.

We provide:

Many reasons on why choosing 3B Smog Check in San Diego

Same Day Service

Call us to schedule an appointment or stop by at our shop, so we give you an unbeatable pricing and get the job done same day in most cases.

Call us to learn more about the San Diego Clean Truck Check that we offer to our customers.

About the Clean Truck Check Program

The Heavy-Duty Inspection and Maintenance (HD I/M) Program, also known as Clean Truck Check, is administered by the California Air Resources Board (CARB).

Who Must Comply?

Testing ensures emissions control systems are functioning properly and that trucks meet state air quality standards.

If your vehicle operates in California, compliance is mandatory.

Diesel and alternative fuel heavy-duty vehicles

Vehicles over 14,000 pounds GVWR

Vehicles operating within California

About Us

Our company has provided high-quality smog services to the San Diego community for many years. Our STAR certification streamlines the process, ensuring efficiency without compromising accuracy.

Receive clear and detailed reports explaining any issues during the inspection, empowering you to make informed decisions.

We're available to assist you with your auto Smog Check needs 6 days a week.

Family Owned Business

We serve families like yours with their smog inspection needs. At 3B Smog Check Station, we pride ourselves on being a dedicated and reliable smog check and clean truck check service in the heart of San Diego, CA. With a commitment to environmental responsibility and vehicle safety, we are your go-to destination for efficient and hassle-free smog inspections.

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2 Locations to Serve you

4505-B Clairemont Mesa Blvd
San Diego, CA 92117

858 399 4000

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6037 Mission Gorge Rd
San Diego, CA 92120

858 299 3000

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Happy Customers

Rated 5 out of 5

We strive to provide the highest quality smog check inspections for our customers in San Diego and surrounding areas

Read recent Reviews

Service Area ZIP Codes

Stay Compliant. Stay on the Road.

Avoid penalties and registration issues by scheduling your Clean Truck Check inspection with 3B Smog today.

01. Request a Quote

Stop by at our smog shop or call us to get an instant pricing for your clean truck check needs

858 399 4000

02. 2 Locations

With 2 locations across San Diego, CA. You can choose the closest Shop to you.

03. We come to you

Most clean truck check inspection jobs can be done in less than one hour same-day, so you’ll be back on the road ASAP!

We Win Another Happy customer!

Why Choose us

Our customers trust 3B Smog for dependable heavy-duty emissions testing.

01. Experienced & Certified Technicians

Our team is trained and authorized to perform Clean Truck Check inspections.

02. Quick Turnaround

We value your time and prioritize efficient service.

03. Accurate Testing

State-compliant equipment and procedures ensure reliable results.

04. Customer-Focused Service

Clear communication. No confusion. No unnecessary upsells.