CARB J1667 Opacity Test Antioch – Mobile Clean Truck Check
Mobile CARB Testing in Antioch and East Contra Costa County
If you run diesel trucks or motorhomes in Antioch, Brentwood, or Oakley, you need to stay compliant with California’s Clean Truck Check (HD I/M) program. That means passing regular OBD scans or J1667 opacity testsdepending on your engine year.
NorCal CARB Mobile brings the testing to you — at your yard, jobsite, or fuel stop. We handle on-site J1667 smoke tests, OBD scans, visual inspections, and CTC-VIS uploads, so your vehicles stay legal without downtime.
📞 Call now: 916-890-4427 for same-day Antioch testing.
What We Test in Antioch
J1667 Smoke Opacity Test & Visual Inspection (pre-2013 diesels)
Required for older trucks — snap-acceleration smoke test + inspection in minutes.
OBD Emissions Test (2013+ diesels / 2018+ alt-fuel)
Certified OBD scans with CARB-approved equipment.
Motorhome Clean Truck Check (California motorhomes)
Annual CARB compliance testing with CTC-VIS upload and DMV support.
Fleet & Bulk Testing in Antioch/Brentwood/Oakley
Discounts as low as $50 per truck, no hidden travel fees, fast turnaround.
Why Antioch Operators Choose NorCal CARB Mobile
Mobile service — testing done on-site across Antioch, Brentwood, Oakley, Pittsburg
Fleet-friendly — yards and job sites tested the same day
Affordable — bulk pricing for fleets and contractors
Compliance handled — we test, document, and upload to CARB for you
Serving operators along Highway 4 corridor, plus construction fleets, trucking yards, and local motorhome owners.
FAQ – Antioch Clean Truck Check
Q: Do I need J1667 testing for my truck in Antioch?
If your diesel engine is pre-2013 and not OBD-equipped, you’ll need the J1667 opacity + visual inspection test.
Q: How quickly can you test my fleet?
Most tests take 5–15 minutes per vehicle. Fleets of 10–20 trucks are often done the same day.
Q: Do you handle paperwork for CARB?
Yes — we upload all test results directly to CTC-VIS, so your compliance is recorded automatically.
Q: Do you charge travel fees in Antioch?
No — we don’t charge extra for testing in Antioch, Brentwood, or Oakley.
Book Your Antioch CARB Test Today
Don’t wait until you’re flagged for non-compliance — schedule your mobile CARB Clean Truck Check in Antiochtoday.
📞 Call 916-890-4427 now to book your fleet or motorhome testing.
