Official CARB Clean Truck Check Inspections
Credentialed HD I/M Testing serving the Inland Empire
Se Habla Español
$79 In-Shop Special
Mobile & Drive-In Clean Truck Check (HD I/M) — Inland Empire Louie’s Truck Check provides official CARB testing in the Inland Empire.
- Drive-In Special: Visit our shop for just $79 (2013+ Diesels).
- Mobile Service: We come to you! (Fleets & Yards).
Fast, official OBD testing to get you back on the road.
Call/Text to Book: 909-475-7664. Se habla Español
Same-day availability when schedule allows. Results submitted after testing.
Fast. Simple. Fleet-Friendly.
- Mobile service: yards, terminals, job sites, and fleet lots
- On-site option: book an appointment at our location. Walk-ins okay
- Clear pricing: $79 for In-Shop testing | $120 for Mobile testing.
Not sure if you need a Clean Truck Check?
Clean Truck Check (HD I/M) applies to many medium and heavy-duty vehicles operating in California. If your vehicle is eligible, we’ll perform the OBD test and guide you through what to expect—without wasted time.
Learn more about Clean Truck Check requirements on the CARB website.
Looking for a “diesel smog check” for a truck?
Clean Truck Check (HD I/M) is the compliance program many people mean when they say “truck smog.” If your vehicle is eligible, we’ll perform the OBD test and help you understand what to do next—without wasting time.
How the test works
- Book by call/text (mobile or on-site)
- We perform the OBD test and verify required vehicle information
- We submit results after testing
Service Area
Serving the Inland Empire and surrounding areas. Outside the area? Call/text and we’ll let you know availability and any travel fee.
Professional Clean Truck Check Testing
Louie’s Truck Check focuses specifically on Clean Truck Check (HD I/M) testing for eligible vehicles. You’ll get a straightforward, no-hassle experience with clear pricing and flexible scheduling.
Ready to book your Clean Truck Check?
Need Clean Truck Check Inland Empire service fast? Call or text 909-475-7664 or book online through our Contact / Appointments page.
Scheduling available in English and Spanish — Se habla Español