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Clean Truck Check by Diesel Dynamix

Southern California · Mobile CARB testing

Clean Truck Check in El Centro

Agricultural haulers and cross-border carriers in El Centro, Calexico and Brawley can get Clean Truck Check testing on-site. We travel to the Imperial Valley so your trucks never have to leave the field or the yard.

Book in El Centro

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Prefer to talk? Call (858) 342-8328

Map of Southern California showing Diesel Dynamix service locationsPACIFIC OCEANEL CENTRO

Mobile CARB testing in El Centro

CARB-verified OBD tests for 2013+ diesel and 2018+ alternative-fuel trucks, done at your El Centro location.

Smoke test in El Centro

Smoke opacity tests and visual inspections for older non-OBD engines, on-site in El Centro.

Which test does your truck need?

  • Vehicle → test method
  • 2013+ diesel engines with OBD

    CARB-verified OBD test

  • 2012 and older diesel without OBD

    Smoke opacity test + visual inspection

  • 2018+ alternative-fuel engines with OBD

    CARB-verified OBD test

  • 2017 and older alternative-fuel without OBD

    Visual inspection

Most covered trucks (over 14,000 lb GVWR, including out-of-state trucks driving in California) currently test twice a year. Under the original rule, OBD-equipped vehicles move to four tests per year from October 1, 2027. A bill has proposed cutting testing to once a year, so requirements may change. Always check your own deadlines in CARB’s CTC-VIS system. Open CTC-VIS Source: California Air Resources Board.

El Centro Clean Truck Check FAQ

Can Clean Truck Check be done at my yard in El Centro?

Yes. Diesel Dynamix is a mobile service. We come to your yard, jobsite or parking location in El Centro and test your trucks on-site, so you never drive to a test center.

Do you do smoke tests in El Centro?

Yes. We perform smoke opacity tests with a visual inspection for 2012 and older diesel engines without OBD, and CARB-verified OBD tests for 2013 and newer engines, anywhere in El Centro and the rest of Southern California.

Can you test a whole fleet in El Centro?

Yes. Tell us how many trucks you have in El Centro and we will plan one visit to test as many as possible, with recurring testing so every truck stays inside its Clean Truck Check window.

Also serving Southern California

Clean Truck Check in El Centro

Yes, you can get Clean Truck Check in El Centro without leaving town. We are a mobile tester and we drive out to the Imperial Valley to test trucks at the yard, the field or the border lot.

We test across El Centro, including the 92243 area, and along the I-8, Highway 86 and Highway 111. Truck emissions testing in El Centro follows the same CARB rules as the rest of the state:

  • 2013 and newer diesel and 2018 and newer alternative-fuel: a CARB OBD test.
  • 2012 and older diesel without OBD: a diesel smoke test with a visual inspection.
  • 2017 and older alternative-fuel without OBD: a visual inspection.

Because we travel to the Imperial Valley, grouping trucks into one visit makes scheduling easier. Our price depends on truck count, test type and location. Call or text (858) 342-8328, message us on WhatsApp, or book online.

Calexico and cross-border trucks

Calexico carriers can get Clean Truck Check at their yard or lot near the border. We test in the 92231 area and at lots near the Calexico East Port of Entry, where much of the commercial truck traffic crosses.

The program covers international trucks that operate in California, including Mexico-registered trucks. If a Mexican truck drives in California and falls under the program, it needs testing like any other covered truck. Out-of-state trucks are covered too. Read more in our guide on out-of-state trucks.

Owners report each vehicle in CARB's CTC-VIS system and pay CARB's annual compliance fee there. We help with CTC-VIS questions and explain results in plain English after every test.

If a truck fails, it needs repair and a retest. Common causes are a check engine light, readiness monitors that are not set, DPF faults and tampered or deleted equipment. We do not repair trucks, but we tell you what the result means.

Farm, hay and produce haulers in the Imperial Valley

Imperial Valley agriculture runs on trucks, and many farm trucks over 14,000 lb GVWR fall under Clean Truck Check. For edge cases, check CARB's rules for your vehicle or ask us.

We can test at the field, the hay yard or the packing shed so trucks do not leave work during harvest. That includes:

  • Hay trucks and bale haulers.
  • Produce haulers working out of packing sheds.
  • Older farm trucks that need a smoke opacity test.

We cover the whole valley: Brawley, Imperial, Holtville, Heber, Seeley, Westmorland, Calipatria and Niland, as well as El Centro and Calexico.

Most covered trucks currently test twice a year. Under CARB's original rule, OBD-equipped trucks move to four tests a year from October 1, 2027, and a bill has proposed once a year, so that may change. We give you the next due date after every test and can send reminders. See which vehicles need Clean Truck Check.

Areas we drive to around El Centro

  • El Centro
  • Calexico
  • Brawley
  • Imperial
  • Holtville
  • Heber
  • Seeley
  • Westmorland
  • Calipatria
  • Niland

Questions

More questions

Still unsure? Call or text (858) 342-8328 and we will help.

Do you really drive out to the Imperial Valley for testing?

Yes. We travel to El Centro, Calexico, Brawley and the rest of the Imperial Valley and test trucks on site. Grouping several trucks in one visit makes scheduling easier.

Can Mexican trucks get an emissions test in Calexico?

Yes. Mexico-registered trucks that operate in California and fall under the program need Clean Truck Check, and we can test them at a Calexico yard or lot.

Do you test near the Calexico East Port of Entry?

Yes. We test trucks at yards and lots near the Calexico East Port of Entry and across the 92231 area.

Do farm trucks in the Imperial Valley need Clean Truck Check?

Many do. Most diesel and alternative-fuel trucks over 14,000 lb GVWR that operate in California are covered, including agricultural trucks where they fall under the program, so check CARB's rules for your vehicle.

Can you test hay trucks at the field?

Yes. We test hay trucks and produce haulers at the field, hay yard or packing shed, so they stay at work.

Do you cover Brawley, Holtville and Calipatria?

Yes. We test trucks in Brawley, Imperial, Holtville, Heber, Westmorland and Calipatria as well as El Centro and Calexico.

We come to you

Trucks in El Centro? We’ll come to you.

One truck or an entire fleet, anywhere in Southern California. Book online, call or WhatsApp. We reply fast.

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