Owner-Operator Clean Truck Check (HD I/M) Testing — Fast, Mobile & CARB-Certified

CARB-certified HD I/M testing for commercial fleets, logistics companies, construction operations, and municipal agencies.

Compliance Made Simple for One-Truck Operations

Running your own truck means every minute counts. We make Clean Truck Check (HD I/M) testing easy by performing certified mobile testing at your home, yard, parking spot, or jobsite.

 

No driving across town.
No long waits.
No confusion about CARB rules.

Just fast, reliable compliance — done right.

Services

Clean Truck Check Services We Provide

We provide a wide range of solutions to meet your unique needs. We pride ourselves on delivering reliable. Our services include:

Mobile On-Site Testing

We come directly to you for maximum convenience.

Certified HD I/M Test

Performed by a CARB-certified technician using approved diagnostic tools.

Digital Results Sent to CARB

We electronically submit results and send you a copy for your records.

Fast 10–20 Minute Testing

Most trucks are completed quickly and efficiently.

Out-of-State Trucks Accepted

If you enter California, you must comply — and we can test you.

Clear Guidance

We explain results and help you understand next steps if needed.

Recommended by Industry Leaders

Trusted EV Charger Installation Partner to Premier Brands

We make it easy

How Clean Truck Check Testing Works

1. Do you come to my home, jobsite, or parking spot?

Yes. All testing is mobile. We can test your truck wherever it is parked—home, yard, jobsite, or anywhere in San Diego County.

Most single-truck tests take 10–20 minutes, depending on engine type and accessibility.

You only need:

  • The truck parked and accessible

  • Keys available

  • VIN plate visible

  • Engine OFF (we test cold)

We take care of everything else.

Yes. We specialize in single-truck and small operator testing. Fast and convenient.

Yes. Any truck operating in California—regardless of home state—must complete Clean Truck Check (HD I/M) testing. We test out-of-state trucks regularly.

Most trucks must test twice per year, though requirements vary.
We’ll confirm your exact CARB testing frequency.

Yes. We electronically submit your results to CARB and provide you a digital copy for your records.

You’ll receive a clear diagnostic report explaining the reason for failure.
After repairs, we can return for a retest.

Yes. All testing is performed by a CARB Clean Truck Check–certified technician using approved equipment.

No. Just ensure we have access to the truck and the keys. The entire process is handled onsite.

Yes. We offer flexible scheduling to work around your driving schedule.

You can call, email, or request an appointment online.
We respond quickly and offer same-day or next-day availability when possible.

Why Fleets Choose SD County Clean Truck Check

Our Cities

We Service these Areas

Ready to Schedule Fleet Testing?

Call (760) 644-0329 or schedule online today.