Mobile CleanTruck Checkin Vernon.
CARB-certified mobile HD I/M emissions testing for Vernon fleets. We come directly to your yard in LA industrial city — no driving, no downtime.
Vernon is one of California's most densely industrial cities, with cold storage, food distribution, and freight fleets concentrated along the I-710.
- No driving required
- We come to your yard
- Fleet discounts 2+ trucks
- Including motorhomes & RVs
Based on 2 tests/year. Prices confirmed before work begins.
Why Vernon Fleets
Choose Mobile Testing.
Vernon is one of California's most densely industrial cities, with cold storage, food distribution, and freight fleets concentrated along the I-710.
We Come to Vernon
Our technician drives directly to your yard, lot, or terminal in Vernon. No CDL driver needed, no truck repositioning.
Same-Day Scheduling
Vernon fleet operators can typically book same-day or next-day testing slots. We work around your operation hours.
Any Fleet Size
From a single truck to 50+ vehicle fleets in Vernon — fleet discounts apply automatically at 2+ trucks per visit.
Full CARB Compliance
Results submitted directly to the CARB portal same day. You receive documentation for your records. Compliance complete.
Alameda Street & Bandini Boulevard freight district
We regularly service fleets operating in and around this area.
Semi-annual testing is currently required for LA County fleets. Quarterly testing begins Oct 2027.
Two Test Types.
One Provider.
California's HD I/M program requires all heavy-duty diesel vehicles over 14,000 lbs to pass testing. We handle both OBD and OVI at your location.
OBD Testing
On-Board Diagnostics scan of your truck's emissions control systems. We connect directly to your ECU to pull readiness monitors and fault codes per CARB's HD I/M requirements.
- Engine & emissions ECU scan
- OBD readiness monitors verified
- Malfunction Indicator Light (MIL) check
- CARB portal submission included
OVI Testing
Opacity & Visual Inspection for older heavy-duty diesel trucks. Includes a physical inspection of emissions components and opacity test to verify smoke output compliance.
- Visual inspection of emissions systems
- Opacity (smoke) measurement
- Exhaust after-treatment check
- CARB portal submission included
Calculate Your
Fleet Cost.
Volume discounts kick in automatically at 2 and 10+ trucks. One-time travel fee per visit, not per truck.
Final pricing confirmed before any work begins. No surprises.
| Test | 1 Truck | 2–9 | 10+ |
|---|---|---|---|
| OBD (2013+) | $100/truck | $90/truck | $80/truck |
| OVI (Pre-2013) | $150/truck | $140/truck | $130/truck |
* Plus $50 portal-to-portal travel fee per visit. Large fleets (20+ trucks) contact us for custom pricing.
Semi-Annual Now. Quarterly Testing Begins Oct 2027.
CARB enforcement began Jan 1, 2025. OBD trucks will require 4x/year testing starting October 2027. Get ahead of your fleet's schedule today.
Schedule Testing NowRequest to Compliance
in 4 Steps.
Request a Quote
Fill out our form or call (714) 785-9911. Tell us your fleet size, OBD vs. OVI mix, and your city. We confirm pricing upfront with no surprises.
Schedule a Visit
We work around your operations: early mornings, evenings, weekends. No disruptions to your yard's workflow.
We Come to You
Our CARB-certified technician arrives at your yard with all required equipment. You don't move a single truck.
Compliance Done
Results submitted directly to the CARB portal same day. You receive documentation for your records. Done.
What Does It
Cost You to DIY?
See how much your fleet pays in driver wages and downtime taking trucks to a testing station one by one, versus having us come to your yard.
DIY cost includes station testing fees (~$175/truck avg), driver labor for each individual round-trip, and one hour of lost truck productivity per test visit. Mobile rate uses our fleet pricing tier based on your truck count.
+ 20 driver hours reclaimed per year
Estimates based on your inputs. Final quote confirmed before any work begins.
Request Your
Free Quote.
Tell us about your fleet and we'll confirm pricing and schedule a visit. No obligations, no upfront fees.
We respond to all quotes within hours during business hours.
Common
Questions.
Everything fleet owners need to know about the CARB Clean Truck Check program and our mobile service.
Still have questions? Call usAll heavy-duty diesel vehicles with a Gross Vehicle Weight Rating (GVWR) over 14,000 lbs that operate in California are required to comply with CARB's HD I/M program. This includes trucks, tractor-trailers, dump trucks, delivery trucks, and more.
Need testing outside
Vernon?
We serve all of Southern California. If your fleet operates across multiple yards or cities, we've got you covered in OC, LA County, and the Inland Empire.
Orange County
Our home base. Same-day availability common for most OC cities.
Los Angeles County
Full coverage including port cities, warehousing hubs, and industrial corridors.
Inland Empire
Riverside & San Bernardino counties. Logistics and distribution centers served.