CARB-Certified Mobile Inspection
Mobile Diesel Clean Truck CheckWe Come to You
CARB-compliant diesel smog checks and fleet testing performed on-site at your home, yard, port, or job site in Southern California. No downtime. No appointments to drive across town for.
Flexible Scheduling
We schedule around YOUR fleet
No Downtime
Tested at your location
CARB Compliant
Automatic compliance reporting
Serving Southern California's Trucking Community
CARB-compliant diesel smog checks and commercial truck inspections across Los Angeles, Ventura, and Santa Barbara counties — fleet testing at your location.
Service Region
Serving Los Angeles, Ventura & Santa Barbara Counties
Covering 150+ miles across Southern California
Business Hours
Mon–Sun: 6:00 AM – 8:00 PM
Los Angeles County
Full coverage including ports, distribution centers, and industrial zones throughout LA County.
Ventura County
Serving commercial fleets, agricultural haulers, and freight operators across Ventura County.
Santa Barbara County
Mobile CARB inspections and Clean Truck Check compliance for Santa Barbara's trucking and RV community.
Don't see your city? Call — we serve the full Southern California trucking corridor including ports, warehouses, and freight depots.
Why Choose Us for Your Fleet's Compliance?
Diesel Clean Truck Check delivers certified, mobile, and expert-led fleet testing — so your trucks stay road-legal and penalty-free.
CERTIFIED TECHNICIANS
Our team is trained and certified in CARB Clean Truck Check, PSIP, and HDVIP compliance — ensuring your fleet passes every inspection with confidence.
STATE-OF-THE-ART EQUIPMENT
We use advanced diagnostic tools and smoke opacity meters for precise, reliable results that meet CARB's strictest standards.
MOBILE SERVICES
We come to you — providing on-site CARB Clean Truck Check testing at your yard or fleet location, saving you time and eliminating the need for a repair shop.
REGULATORY EXPERTISE
We stay updated on all CARB requirements and California emissions regulations to help your fleet avoid costly fines and maintain seamless compliance.
CUSTOMER FOCUSED
Detailed compliance reports, transparent pricing, and flexible scheduling options designed to work around your fleet's operational needs.
Our Services
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Remote Clean Truck Check Testing
CARB Clean Truck Check & Visual Inspection
Periodic Smoke Inspection Program Testing
Visual Inspections for Alternative Fuel Vehicles
What Our Clients Say
Fleet managers and truck owners across Southern California trust Diesel Clean Truck Check for fast, certified diesel smog checks and fleet testing — right at their location.
Jose Hernandez
Ace is the man! Ready to tackle jobs will drive to you and handle business #1
Alex Ramirez
Trusted professional. I can always count on Ace doing an excellent job
Chloe Neal
Ace is great and manages our whole fleet of work trucks
Abrah Stewart
Ace was great and made the whole process quick and painless! Scheduling was easy and he came straight to my house. Fast, professional, and a great price. Will definitely be using Mobile Diesel Clean Truck Check for all my future clean truck checks!
Kaden Maguglen
Got my the clean truck check taken care of on my diesel pusher quickly, at a fair price, and best of all it was done right at my house ! No need to drive it anywhere ! Thanks Ace !
Drock Wale
Ace and his family have been taking care of my fleet of tow trucks since the state started this program. He has been nothing but professional and kind. He's always available and willing to work with my schedule. Great services ! Thank you
Frequently Asked Questions
Everything you need to know about CARB Clean Truck Check, remote emissions testing, and our mobile fleet services.
Have a question not listed here? — our team is ready to help.
CARB Compliance — Mobile Fleet Testing
Keep Your Fleet Compliant. Schedule Your Mobile Check Today.
We come to you! Book an appointment for diesel smog checks and commercial truck inspection without taking your vehicles off the road.
Licensed CARB-compliant inspectors. No facility visit required.