Everything You Need to Know About CARB Compliance – Now on One Site
We've just launched comprehensive service pages covering every aspect of California diesel truck compliance. Whether you're managing a 50-truck fleet or operating a single semi, these resources will help you stay CARB-compliant and avoid costly penalties.
New Service Pages:
Mobile CARB Testing - Learn about our on-site testing process. We bring professional OBD and smoke opacity testing directly to your location anywhere in Northern California. No more shop visits, no more downtime.
Mobile Smoke Opacity OVI (J1667) Testing - PSIP requirements explained. If CARB sent you a smoke testing notification letter, this guide explains exactly what you need to do, when you need to do it, and what happens if you don't.
DPF Inspection - Protect your investment with proactive diesel particulate filter diagnostics. DPF issues are the #1 cause of CARB test failures and can cost $5,000+ in penalties if equipment has been deleted.
Fleet Compliance Audits - Keep your entire operation CARB-compliant. One non-compliant truck can trigger an audit of your entire fleet. Our proactive audits identify violations before CARB inspectors find them.
Location-Specific Guides:
Sacramento Region - Coverage from Davis to Folsom, including Elk Grove, Roseville, and Placer County. Sacramento is our home base with fastest response times and same-day service available.
Bay Area - San Francisco, Oakland, San Jose, and all 9 Bay Area counties. We understand Bay Area traffic challenges and bring testing to you to eliminate wasted drive time.
Central Valley - Stockton to Fresno and everywhere between. Specialized service for agricultural fleets with harvest season flexibility and field-side testing available.
Compliance Resources:
PSIP Requirements - What triggers smoke testing? Complete guide to California's Periodic Smoke Inspection Program including deadlines, penalties, and what to do if you receive a notification letter.
HD I/M Program - Understanding Clean Truck Check. California's Heavy Duty Inspection and Maintenance program explained including who must comply, testing methods, and annual requirements.
Pre-Test Checklist - Prepare your truck for testing success. Follow this checklist to ensure your diesel truck passes CARB testing on first attempt. Avoid failures, retests, and wasted time.
Penalties & Deadlines - Avoid costly CARB fines. Complete breakdown of California compliance deadlines and penalty structure. Fines range from $300 to $5,000 per vehicle - don't let non-compliance devastate your business.
Visit norcalcarbmobile.com to explore all our new resources. Questions? Call 916-890-4427 or email sales@norcalcarbmobile.com.
We're here to make CARB compliance simple, convenient, and affordable for Northern California fleets.
Did You Know?
Stay ahead of deadlines with our brand‑new CARB Clean Truck Check app! Download it now at carbcleantruckcheck.app to simplify compliance. The app lets you check requirements quickly, track testing dates, and schedule reminders so you never miss a deadline.
