--- title: "Clean Truck Check Testers in Fresno County, CA (123)" description: "123 CARB-credentialed Clean Truck Check testers in Fresno County, California, across 14 cities. 102 offer mobile testing. Search by city, see phone numbers and…" url: "https://ctcfinder.com/testers/fresno-county/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Fresno County, California 123 testing businesses in 14 cities; 102 offer mobile testing, 47 do smoke opacity tests, 70 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. ## City pages - [Fresno](https://ctcfinder.com/testers/fresno-county/fresno/) — 74 listings - [Selma](https://ctcfinder.com/testers/fresno-county/selma/) — 11 listings - [Clovis](https://ctcfinder.com/testers/fresno-county/clovis/) — 9 listings - [Fowler](https://ctcfinder.com/testers/fresno-county/fowler/) — 5 listings - [Reedley](https://ctcfinder.com/testers/fresno-county/reedley/) — 4 listings - [Sanger](https://ctcfinder.com/testers/fresno-county/sanger/) — 4 listings - [Kerman](https://ctcfinder.com/testers/fresno-county/kerman/) — 3 listings - [Mendota](https://ctcfinder.com/testers/fresno-county/mendota/) — 3 listings ## Auberry - **[Ashbrook Enterprises, Inc.](https://ctcfinder.com/tester/ashbrook-enterprises-inc-auberry/)** — 32372 Auberry Rd, Auberry, CA 93602 — (559) 392-1182. Services: OBD testing, motorhome testing. ## Firebaugh - **[Eppler Truck Service](https://ctcfinder.com/tester/eppler-truck-service-firebaugh/)** — 1459 Saipan Ave, Firebaugh, CA 93622 — (559) 351-4093. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Eric Sanabria](https://ctcfinder.com/tester/eric-sanabria-firebaugh/)** — Firebaugh, CA 93622 — (559) 232-4589. Services: not listed. ## Five Points - **[Fresno Equipment](https://ctcfinder.com/tester/fresno-equipment-five-points/)** — 21350 S Lassen Ave, Five Points, CA 93624 — (559) 246-6056. Services: mobile testing, OBD testing. ## Huron - **[Pimentel Smog & Clean Truck Check](https://ctcfinder.com/tester/pimentel-smog-and-clean-truck-check-huron/)** — 16835 9th St, Huron, CA 93234 — (559) 998-9749. Services: mobile testing, OBD testing. - **[Triangle Smog](https://ctcfinder.com/tester/triangle-smog-huron/)** — 36374 S Lassen Ave, Huron, CA 93234 — (559) 997-5305. Services: mobile testing, OBD testing, motorhome testing. ## Parlier - **[jerry Vera](https://ctcfinder.com/tester/jerry-vera-parlier/)** — Parlier, CA 93648 — (559) 513-4471. Services: mobile testing, OBD testing. - **[Parlier Auto Center](https://ctcfinder.com/tester/parlier-auto-center-parlier/)** — 185 J St, Parlier, CA 93648 — (559) 305-5699. Services: mobile testing, OBD testing, motorhome testing. ## Riverdale - **[Chad Swearingen](https://ctcfinder.com/tester/chad-swearingen-riverdale/)** — Riverdale, CA 93656 — (559) 281-4504. Services: mobile testing, OBD testing. - **[Kyle Dewey](https://ctcfinder.com/tester/kyle-dewey-riverdale/)** — Riverdale, CA 93656 — (559) 632-3780. Services: mobile testing, OBD testing, motorhome testing. ## Trucking in Fresno Fresno County is the agricultural heart of the San Joaquin Valley. Agricultural vehicles test once a year; other trucks test twice a year. ## Frequently asked questions ### How many Clean Truck Check testers are in Fresno County? CTC Finder lists 123 testing businesses in Fresno County from CARB's public tester list (126 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 Fresno County? Yes. 102 listed businesses in Fresno County 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 Fresno County? 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/).