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A-heavy-duty-truck-undergoing-an-emissions-test-with-a-professional-technical-setup-captur

From Portal to Pass - We Manage Your Clean Truck Check

Mobile OBD testing for diesel trucks over 14,000 lbs, plus CTC-VIS portal setup, DMV hold clearing, and proactive reminders. Serving Riverside, Orange, San Bernardino, and Los Angeles Counties.

How to Get Started / Quick Start Guide

Step 1

Book Your Test

Choose a service (single, fleet, membership) and schedule a time.

Step 2

Prep & Portal Set up

We handle your account setup and send you a checklist.

Step 3

We Come to You

On-site OBD inspection at your location.

Step 4

Results & Upload

Test is submitted to CARB, get certificate ID.

Step 5

Stay Compliant
Year-Round

Automatic reminders + re-test if needed.

Who We Serve 

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Owner- Operator/ Single Truck

Need one test, quick setup, minimal cost

Garbage Trucks

Small Fleet
(2-10 Trucks)

Discounted pricing, flexible scheduling.

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Motor Homes& specialty vehicles

Guidance for DMV & CARB, Opacity vs. OBD advice

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large fleets / yard/ports

Block scheduling, priority dispatch, membership dashboard. 

Truck Car Park

Who Must Comply

All heavy-duty diesel and alternative fuel vehicles with a gross vehicle weight rating (GVWR) over 14,000 pounds that operate in California must comply with the Clean Truck Check program. This includes trucks registered in California as well as out-of-state vehicles that travel into the state. Fleets of all sizes — from single-unit owner-operators to large companies — are required to participate. Compliance ensures that emission control systems are functioning properly, helping keep vehicles road-legal while avoiding costly fines, penalties, or downtime.

OBD TEST

We perform a full on-site diagnostic scan and visual inspection of your truck’s emission system. The results are uploaded directly to CARB, ensuring your compliance record is current.

PORTAL

SETUP

We assist with creating or updating your CTC-VIS portal account, registering each VIN, and confirming the $30 compliance fee. This ensures your test results are properly linked and visible to CARB and DMV.

uPLOAD & pROOF

After testing, we immediately upload results to the CARB database. You’ll receive a confirmation with your certificate ID to clear DMV holds and prove compliance.

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Fleet Compliance Membership

Includes tests, portal management, DMV hold clearing, free retests, and fleet dashboard. 

Price: $12-18 per vehicle/month

PRICING BREAKDOWN

  • Single Truck (On Site): $139

Includes one OBD test and upload to CARB

  • 2-5 Trucks (same site): $119 each

Discounted rate for small fleets tested together

  • 6+ Trucks (same site): from $99 each

Best value for larger fleets, scheduled in a block.

  • Fleet Day: Half-Day (up to -12 trucks): $1,100. Full-Day (up to - 24 trucks); $2,000.

Dedicated block of time for yard testing.

  • Retest: Free within 30 days

Applies to vehicles that need a follow up test after repairs.

Mobile OBD Testing - Weekends and After Hours

Our mobile OBD testing service is designed with fleet operations in mind. By offering inspections during evenings and weekends, we eliminate the need to pull trucks off the road during business hours. This means your vehicles stay productive during the day, while still staying compliant with Clean Truck Check requirements. On-site, after-hours testing reduces downtime, avoids scheduling conflicts, and helps ensure your entire fleet stays on track with emissions compliance without disrupting daily routes or customer commitments.

Why Choose Rollin VIN Verifiers

Proven experience serving single truck owners and large fleets across California.

Talk To A Fleet Expert Today

6926 Magnolia St 

Riverside, CA 92506

909-206-4799

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