CARB Compliance Testing
Full California Air Resources Board emissions testing for diesel trucks and fleets. Stay compliant and avoid costly fines.
Clean Truck Check Credentialed Tester
CARB Clean Truck Testing We Come to You
Mobile CARB emissions testing for diesel trucks, fleets, and motorhomes. OBD and smoke opacity testing anywhere in Southern California. Clean Truck Check Credentialed Tester. After hours and weekends.
What we do
Licensed crew, fair pricing, guaranteed work.
Smoke Opacity Testing (OVI)
SAE J1667 snap-acceleration smoke opacity testing with state-certified equipment. Takes about 1 hour per truck.
OBD Testing
On-Board Diagnostics testing for emissions compliance. Quick 15-20 minute test per vehicle with instant results.
Fleet Testing
On-site testing for entire fleets — minimal downtime, we come to your yard. Multiple trucks in a single visit.
Motorhome Testing
CARB compliance testing for motorhomes and RVs. Same mobile service — we come to you.
Mobile Service
100% mobile — we come to you anywhere in Southern California. San Diego, LA, Riverside, and the Coachella Valley.
Instant Certificates
Test results are sent instantly to your Clean Truck Check (CTC) account upon completion.
Owner-Operator Testing
Independent owner-operators welcome. Single truck testing at competitive flat rates — no fleet required.
How we work
From first call to certificate in hand — simple, fast, no hassle
- 1
Call or Text
Reach out anytime. Tell us how many trucks, your location, and when works best.
- 2
We Schedule
We lock in a time that works for you — evenings, weekends, whatever you need.
- 3
We Test On-Site
We come to your yard with all the equipment. Results are instant to your CTC account.
- 4
Certificate Ready
Pass? Your compliance certificate is in your CTC portal immediately. Print it anytime.
What our customers say
J
"Called last minute around 3pm and Hector was able to perform Clean Truck Check testing without issues. Very reliable and knowledgeable and was happy to answer any questions I had. Don't hesitate to reach out and schedule your service."
J
"LOVE LOVE LOVE. Great service and quality work. 10/10 recommend. Reliable!!"
Why choose us
Over 15 years doing the job right.
Credentialed Tester
Clean Truck Check Credentialed Tester — certified by the state of California. Your results are official.
We Come to You
100% mobile service. We test at your yard, warehouse, or job site anywhere in Southern California.
After Hours Available
Evenings, weekends, and flexible scheduling. Your trucks keep working during business hours.
Fleet Specialists
From single owner-operators to 30+ truck fleets. Volume discounts and efficient on-site testing.
Where we work
Serving the entire Coachella Valley.
- Palm Springs
- Palm Desert
- Indio
- Cathedral City
- La Quinta
- Rancho Mirage
- Desert Hot Springs
- San Diego
- Los Angeles
- Riverside
- San Bernardino
Frequently asked questions
What is CARB clean truck testing?
CARB (California Air Resources Board) requires diesel trucks to pass emissions and smoke opacity tests. We perform certified mobile testing so you stay compliant without leaving your yard.
How much does testing cost?
Pricing depends on fleet size and location. Single trucks start at a competitive flat rate. Fleet discounts available for 5+ trucks. Call for a free quote.
Do you come to my location?
Yes — we are 100% mobile. We come to your yard, warehouse, or job site anywhere in Southern California.
How long does each test take?
OBD testing takes about 15-20 minutes per truck. OVI (smoke opacity) testing takes about 1 hour. Results are instant.
What areas do you serve?
San Diego, Los Angeles, Riverside, and the entire Coachella Valley including Palm Springs, Indio, Cathedral City, La Quinta, and surrounding areas.
When are you available?
Monday through Friday 4PM-9PM, Saturday and Sunday 7AM-8PM. We work after hours and weekends so your trucks keep running during business hours.
How do I get my certificate?
Test results are sent instantly to your Clean Truck Check (CTC) account upon completion. You can print your compliance certificates directly from your CTC portal.
Do you test motorhomes?
Yes — we test motorhomes and RVs in addition to diesel trucks and fleets. Same mobile service, same convenience.
What happens if my truck fails?
We provide a detailed report of what needs attention. Once repairs are made, we'll come back for a retest at a discounted rate.
Are you a credentialed tester?
Yes — we are Clean Truck Check Credentialed Testers certified by the state of California.
Get in touch
Send us a message and we'll get back to you within one business day.
Phone
(760) 574-8203Hours
Mon 4:00 PM – 9:00 PM
Tue 4:00 PM – 9:00 PM
Wed 4:00 PM – 9:00 PM
Thu 4:00 PM – 9:00 PM
Fri 4:00 PM – 9:00 PM
Sat 7:00 AM – 8:00 PM
Sun 7:00 AM – 8:00 PM