--- title: "Clean Truck Check Testers in Hemet, CA (7 listed)" description: "Find 7 CARB-credentialed Clean Truck Check testers in Hemet, Riverside County: 6 offer mobile testing, 1 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/riverside-county/hemet/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Hemet, CA 7 testing businesses in Hemet (Riverside County) are on CARB's public Clean Truck Check tester list (9 credentialed testers). 6 offer mobile testing, 1 do smoke opacity tests, 2 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 Hemet - **[All Smogs](https://ctcfinder.com/tester/all-smogs-hemet/)** — Hemet, CA 92543 — (562) 396-6891. Services: OBD testing. - **[FleetReady Mobile Service](https://ctcfinder.com/tester/fleetready-mobile-service-hemet/)** — 41323 Johnston Ave, Hemet, CA 92544 — (951) 593-5117. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[AP Smog](https://ctcfinder.com/tester/ap-smog-hemet/)** — 561 N Palm Ave, Hemet, CA 92543 — (951) 489-8279. Services: mobile testing, OBD testing. - **[Jjim Transportation](https://ctcfinder.com/tester/jjim-transportation-hemet/)** — Hemet, CA 92545 — (951) 492-8518. Services: mobile testing, OBD testing, motorhome testing. - **[Mag Clean Air Check](https://ctcfinder.com/tester/mag-clean-air-check-hemet/)** — 3473 Cougar Canyon Rd, Hemet, CA 92545 — (951) 665-0161. Services: mobile testing, OBD testing. - **[Max Reynoso](https://ctcfinder.com/tester/max-reynoso-hemet/)** — Hemet, CA 92544 — (562) 513-9867. Services: mobile testing, OBD testing. - **[Valley pipeline](https://ctcfinder.com/tester/valley-pipeline-hemet/)** — 445 Michelle Ln, Hemet, CA 92544 — (951) 392-9511. Services: mobile testing, OBD testing. ## More testers within 20 miles - **[CTC Specialists](https://ctcfinder.com/tester/ctc-specialists-winchester/)** — 35197 Lantern Light Dr, Winchester, CA 92596 — (951) 422-2827 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Diamond valley automotive inc](https://ctcfinder.com/tester/diamond-valley-automotive-inc-san-jacinto/)** — 1685 S State St Ste C, San Jacinto, CA 92583 — (951) 432-8617 — 8 mi. Services: mobile testing, OBD testing, motorhome testing. - **[J&C Smog](https://ctcfinder.com/tester/j-and-c-smog-san-jacinto/)** — 791 S San Jacinto Ave, San Jacinto, CA 92583 — (951) 634-6897 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Michael Eichling](https://ctcfinder.com/tester/michael-eichling-san-jacinto/)** — San Jacinto, CA 92583 — (918) 766-7436 — 8 mi. Services: mobile testing, OBD testing, motorhome testing. - **[A-Z Transport Tech LLC](https://ctcfinder.com/tester/a-z-transport-tech-llc-san-jacinto/)** — 1975 El Milagro Rd, San Jacinto, CA 92582 — (951) 570-3538 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Central Diesel Fleet Union INC](https://ctcfinder.com/tester/central-diesel-fleet-union-inc-san-jacinto/)** — 650 S Grand Ave, San Jacinto, CA 92582 — (909) 272-5464 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Diesel Compliance Pro](https://ctcfinder.com/tester/diesel-compliance-pro-san-jacinto/)** — 2989 Crooked Branch Way, San Jacinto, CA 92582 — (626) 251-8944 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[First Choice Smog](https://ctcfinder.com/tester/first-choice-smog-san-jacinto/)** — 494 N Scovell Ave, San Jacinto, CA 92582 — (951) 327-3237 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[James Zamora](https://ctcfinder.com/tester/james-zamora-nuevo/)** — Nuevo, CA 92567 — (951) 442-2629 — 12 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Roberts concrete cutting](https://ctcfinder.com/tester/roberts-concrete-cutting-nuevo/)** — Nuevo, CA 92567 — (909) 749-2931 — 12 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Salvador Torres](https://ctcfinder.com/tester/salvador-torres-nuevo/)** — Nuevo, CA 92567 — (951) 452-9189 — 12 mi. Services: mobile testing, OBD testing. - **[DR CTC Mobile Compliance](https://ctcfinder.com/tester/dr-ctc-mobile-compliance-temecula/)** — 31805 Temecula Pkwy Suite D-7, Temecula, CA 92592 — (951) 795-5522 — 13 mi. Services: mobile testing, OBD testing, motorhome testing. ## Trucking in Hemet Riverside County includes the western Inland Empire logistics corridor (Riverside, Jurupa Valley, Moreno Valley, Perris) and the Coachella Valley. 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 Hemet? CTC Finder lists 7 testing businesses in Hemet from CARB's public tester list (9 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 Hemet? Yes. 6 listed businesses in Hemet 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 Hemet? 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 - [San Jacinto](https://ctcfinder.com/testers/riverside-county/san-jacinto/) — 7 listings, 8 mi - [Nuevo](https://ctcfinder.com/testers/riverside-county/nuevo/) — 3 listings, 12 mi - [Menifee](https://ctcfinder.com/testers/riverside-county/menifee/) — 10 listings, 14 mi - [Temecula](https://ctcfinder.com/testers/riverside-county/temecula/) — 18 listings, 15 mi - [Beaumont](https://ctcfinder.com/testers/riverside-county/beaumont/) — 8 listings, 18 mi - [Wildomar](https://ctcfinder.com/testers/riverside-county/wildomar/) — 5 listings, 18 mi - [Banning](https://ctcfinder.com/testers/riverside-county/banning/) — 3 listings, 19 mi - [Perris](https://ctcfinder.com/testers/riverside-county/perris/) — 18 listings, 20 mi - [Murrieta](https://ctcfinder.com/testers/riverside-county/murrieta/) — 10 listings, 20 mi - [Moreno Valley](https://ctcfinder.com/testers/riverside-county/moreno-valley/) — 16 listings, 22 mi