--- title: "Clean Truck Check Testers in Rialto, CA (18 listed)" description: "Find 18 CARB-credentialed Clean Truck Check testers in Rialto, San Bernardino County: 18 offer mobile testing, 6 do smoke opacity tests. Phone numbers…" url: "https://ctcfinder.com/testers/san-bernardino-county/rialto/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Rialto, CA 18 testing businesses in Rialto (San Bernardino County) are on CARB's public Clean Truck Check tester list (24 credentialed testers). 18 offer mobile testing, 6 do smoke opacity tests, 12 test motorhomes. > CTC Finder is an independent directory, not affiliated with CARB. Tester data: CARB Clean Truck Check public tester list, last checked November 1, 2026. Confirm services, hours and prices with the tester. ## Testers in Rialto - **[Homeland Fleet Services](https://ctcfinder.com/tester/homeland-fleet-services-rialto/)** — 775 W Rialto Ave, Rialto, CA 92376 — (888) 860-2195. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Pass CTC](https://ctcfinder.com/tester/pass-ctc-rialto/)** — 1140 N Encina Ave, Rialto, CA 92376 — (909) 835-7360. Services: mobile testing, OBD testing, motorhome testing. - **[Antonio Garcia](https://ctcfinder.com/tester/antonio-garcia-rialto/)** — Rialto, CA 92376 — (909) 491-8792. Services: mobile testing, OBD testing. - **[Bennys clean truck check](https://ctcfinder.com/tester/bennys-clean-truck-check-rialto/)** — 523 w Rialto ave suite B, Rialto, CA 92376 — (909) 873-5403. Services: mobile testing, OBD testing, motorhome testing. - **[Big rig rescue](https://ctcfinder.com/tester/big-rig-rescue-rialto/)** — Rialto, CA 92377 — (909) 265-8945. Services: mobile testing, OBD testing, motorhome testing. - **[Bradley Ridges](https://ctcfinder.com/tester/bradley-ridges-rialto/)** — Rialto, CA 92376 — (480) 669-6328. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Diamondback Express](https://ctcfinder.com/tester/diamondback-express-rialto/)** — 3546 N Riverside Ave, Rialto, CA 92377 — (760) 553-6236. Services: mobile testing, OBD testing, motorhome testing. - **[Eclipse CTC](https://ctcfinder.com/tester/eclipse-ctc-rialto/)** — 1223 W Victoria St, Rialto, CA 92376 — (562) 252-6379. Services: mobile testing, OBD testing, motorhome testing. - **[Edwards Truck Stop](https://ctcfinder.com/tester/edwards-truck-stop-rialto/)** — 160 S Eucalyptus Ave spc35, Rialto, CA 92376 — (909) 543-2901. Services: mobile testing, OBD testing. - **[Jose Monroy](https://ctcfinder.com/tester/jose-monroy-rialto/)** — Rialto, CA 92376 — (323) 271-2755. Services: mobile testing, OBD testing, motorhome testing. - **[La Villa Smog & Repair](https://ctcfinder.com/tester/la-villa-smog-and-repair-rialto/)** — 630 W Rialto Ave Suite A 2, Rialto, CA 92376 — (909) 709-7724. Services: mobile testing, OBD testing, motorhome testing. - **[Marquezbrothertowing](https://ctcfinder.com/tester/marquezbrothertowing-rialto/)** — 415 W Rialto Ave, Rialto, CA 92376 — (909) 810-0865. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Miguel Rios](https://ctcfinder.com/tester/miguel-rios-rialto/)** — Rialto, CA 92376 — (909) 301-7830. Services: mobile testing, OBD testing. - **[Moises Ramirez](https://ctcfinder.com/tester/moises-ramirez-rialto/)** — Rialto, CA 92376 — (323) 891-9648. Services: mobile testing, OBD testing. - **[N Ramirez Transport Inc](https://ctcfinder.com/tester/n-ramirez-transport-inc-rialto/)** — 744 W Orchard St, Rialto, CA 92376 — (213) 278-7012. Services: mobile testing, OBD testing. - **[Rialto CARB Clean Truck Check](https://ctcfinder.com/tester/rialto-carb-clean-truck-check-rialto/)** — 640 W Rialto Ave, Rialto, CA 92376 — (909) 334-1767. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[T Mobile Truck and Trailer Service](https://ctcfinder.com/tester/t-mobile-truck-and-trailer-service-rialto/)** — 633 W Arbeth St, Rialto, CA 92377 — (909) 202-5185. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[TheCTCprimo](https://ctcfinder.com/tester/thectcprimo-rialto/)** — 1140 N Acacia Ave, Rialto, CA 92376 — (909) 990-9400. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. ## More testers within 20 miles - **[LabarcaAuto Clean Truck Check inspection](https://ctcfinder.com/tester/labarcaauto-clean-truck-check-inspection-san-bernardino/)** — 2274 Cabrera Ave, San Bernardino, CA 92411 — (951) 275-4499 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Landon Lex Orozco](https://ctcfinder.com/tester/landon-lex-orozco-san-bernardino/)** — San Bernardino, CA 92411 — (928) 509-1130 — 3 mi. Services: mobile testing, OBD testing. - **[Luis Sanchez](https://ctcfinder.com/tester/luis-sanchez-san-bernardino/)** — San Bernardino, CA 92411 — (909) 475-7664 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Salas Road Service](https://ctcfinder.com/tester/salas-road-service-san-bernardino/)** — 1040 Garner Ave, San Bernardino, CA 92411 — (909) 229-4289 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Fleetpro Services INC](https://ctcfinder.com/tester/fleetpro-services-inc-bloomington/)** — 17796 Taylor Ave, Bloomington, CA 92316 — (712) 579-1188 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Jason Vaughns](https://ctcfinder.com/tester/jason-vaughns-bloomington/)** — Bloomington, CA 92316 — (330) 409-2955 — 4 mi. Services: OBD testing. - **[JLO Express](https://ctcfinder.com/tester/jlo-express-bloomington/)** — 1527 Pinedale Ave, Bloomington, CA 92316 — (832) 752-0676 — 4 mi. Services: mobile testing, OBD testing. - **[Kairo Trucking LLC](https://ctcfinder.com/tester/kairo-trucking-llc-bloomington/)** — 10663 Tumbleweed Dr, Bloomington, CA 92316 — (909) 254-1147 — 4 mi. Services: OBD testing. - **[Miguel's fleet service](https://ctcfinder.com/tester/miguels-fleet-service-bloomington/)** — 11917 Cactus Ave, Bloomington, CA 92316 — (951) 479-2663 — 4 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Proline Diesel Repairs](https://ctcfinder.com/tester/proline-diesel-repairs-bloomington/)** — 17736 Slover Ave, Bloomington, CA 92316 — (909) 258-5333 — 4 mi. Services: mobile testing, OBD testing. - **[Quality Truck Repair](https://ctcfinder.com/tester/quality-truck-repair-bloomington/)** — 17903 Valley Blvd, Bloomington, CA 92316 — (909) 251-1064 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Sarfaras khan](https://ctcfinder.com/tester/sarfaras-khan-bloomington/)** — Bloomington, CA 92316 — (909) 735-6535 — 4 mi. Services: mobile testing, OBD testing. ## Trucking in Rialto Rialto's warehouse parks along I-10 and Valley Boulevard sit between Fontana and San Bernardino. The Inland Empire holds roughly a billion square feet of warehouse space (Pitzer College estimate), so local fleets and owner-operators run a high volume of tests. Mobile testers who visit distribution centers and truck yards are common here. San Bernardino County covers most of the Inland Empire warehouse belt (Fontana, Ontario, Rialto, San Bernardino) and the High Desert along I-15. The Inland Empire holds roughly a billion square feet of warehouse space (Pitzer College estimate), so local fleets and owner-operators run a high volume of tests. Mobile testers who visit distribution centers and truck yards are common here. ## Cost Typical published prices in California: OBD test $50–$135 per vehicle; smoke opacity test $190–$200. Prices are set by each tester. ## Frequently asked questions ### How many Clean Truck Check testers are in Rialto? CTC Finder lists 18 testing businesses in Rialto from CARB's public tester list (24 credentialed testers), last checked November 1, 2026. Listing on CARB's list is optional, so the real number can be higher. ### Is there mobile Clean Truck Check testing in Rialto? Yes. 18 listed businesses in Rialto offer mobile testing, which means the tester comes to your yard. Use the Mobile filter above to see them. ### How much does a Clean Truck Check test cost in Rialto? Testers set their own prices. Published prices for an OBD test are usually $50–$135 per vehicle; smoke opacity tests for older trucks often cost more, and mobile testers may add a trip fee. See the [cost guide](https://ctcfinder.com/guide/cost/). ### How often does my truck need a Clean Truck Check test? Most trucks test twice a year, on a schedule tied to the DMV registration expiration date. CARB says OBD trucks move to four tests a year beginning October 2027. California-registered (non-commercial) motorhomes and agricultural vehicles test once a year. See the [deadline guide](https://ctcfinder.com/guide/deadlines-2026-2027/). ## Nearby cities - [Bloomington](https://ctcfinder.com/testers/san-bernardino-county/bloomington/) — 8 listings, 4 mi - [Fontana](https://ctcfinder.com/testers/san-bernardino-county/fontana/) — 49 listings, 5 mi - [San Bernardino](https://ctcfinder.com/testers/san-bernardino-county/san-bernardino/) — 29 listings, 5 mi - [Colton](https://ctcfinder.com/testers/san-bernardino-county/colton/) — 15 listings, 8 mi - [Jurupa Valley](https://ctcfinder.com/testers/riverside-county/jurupa-valley/) — 18 listings, 9 mi - [Rancho Cucamonga](https://ctcfinder.com/testers/san-bernardino-county/rancho-cucamonga/) — 18 listings, 11 mi - [Highland](https://ctcfinder.com/testers/san-bernardino-county/highland/) — 5 listings, 12 mi - [Redlands](https://ctcfinder.com/testers/san-bernardino-county/redlands/) — 8 listings, 13 mi - [Riverside](https://ctcfinder.com/testers/riverside-county/riverside/) — 48 listings, 13 mi - [Ontario](https://ctcfinder.com/testers/san-bernardino-county/ontario/) — 31 listings, 14 mi