Mobile CARB Clean Truck Check (OBD Testing)
We come to your yard, test your trucks, and keep you compliant so you avoid fines and downtime.
Stay Compliant. Avoid Penalties. Keep Trucks Working.
CARB’s Clean Truck Check program requires diesel vehicles to pass OBD testing on schedule. If you miss it, you can get flagged, fined, or even stopped from renewing.
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We come to your Yard
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We test each truck on-site
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We submit results for you
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We set up your CTC-VIS portal
No downtime. No guessing. No roadside surprises.
How Mobile CARB Testing Works
You get proof your fleet is compliant — and peace of mind if you ever get asked for it.
why fleets use us
01
MOBILE SERVICE
We come to your yard. Your trucks stay in service. No shop drop-off, no wasted driver time.
02
FLEET COMPLIANCE TRACKING
We can help you plan annual and quarterly testing so you don’t get caught out by deadlines.
03
CARB-FOCUSED
We’re not a general mechanic. We’re focused on CARB Clean Truck Check and compliance for diesel fleets in Southern California.
04
AFTER HOURS AVAILABILITY
Evening and weekend testing available to keep your workday moving.
Trusted by fleets across Riverside County, San Bernardino County, Los Angeles County, and Orange County.
Fleet Compliance Made Simple
We work directly with fleet managers, dispatchers, and business owners to test and certify multiple vehicles quickly. From Riverside to Fontana, we make compliance convenient for your entire operation.
Riverside
Mobile Card Testing Available
Fontana
Fleet Compliance Testing On-Site
Mira Loma
Certified OBD Testing for Fleets
OBD Mobile Testing & Portal Setup Pricing
We come to your location to perform CARB-certified OBD testing for heavy-duty vehicles. Fast, accurate, and compliant.”
Mobile CARB Compliant Test
Price $150
We come to your location to perform CARB-certified OBD testing for heavy-duty vehicles. Fast, accurate, and compliant. Fleet specials available.
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On-site CARB OBD plug-in testing
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Digital results and compliance certificate
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Same-day appointments when available
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Fleet Specials Available
CARB-certified tester • On-site service
Portal Setup
Price: $75
We help set up your CARB Clean Truck Check (CTC-VIS) portal, add your vehicles, and link your fleet for easy compliance tracking.
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Portal registration and setup assistance
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Fleet and vehicle onboarding
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Account linking and test uploads
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Ongoing compliance reminders
Hands-on guidance • Zero tech headaches
What Our Customers Are Saying
“Fast and professional!”
“They came to our yard in Riverside and tested every truck the same day — quick, friendly, and handled all the CARB paperwork.”
Carlos M., Riverside, CA
“Made compliance easy”
“I wasn’t sure what to do for the Clean Truck Check, but they walked me through it and had my truck tested in under an hour.”
James T., Fontana, CA
“Reliable and on time”
“Scheduling was easy, and the technician arrived exactly when promised. Great service for busy fleet operators.”
Maria R., Mira Loma, CA
“Excellent communication”
“They kept me updated and even helped me fix an issue in the CARB portal — very knowledgeable and responsive.”
Anthony L., Ontario, CA
Resources & Education
