--- title: "Clean Truck Check Testers in Clovis, CA (9 listed)" description: "Find 9 CARB-credentialed Clean Truck Check testers in Clovis, Fresno County: 9 offer mobile testing, 4 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/fresno-county/clovis/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Clovis, CA 9 testing businesses in Clovis (Fresno County) are on CARB's public Clean Truck Check tester list (9 credentialed testers). 9 offer mobile testing, 4 do smoke opacity tests, 7 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 Clovis - **[Fleet](https://ctcfinder.com/tester/fleet-clovis/)** — 1159 Barstow Ave, Clovis, CA 93612 — (559) 999-8550. Services: mobile testing, OBD testing, motorhome testing. - **[Gills Truck Check LLC](https://ctcfinder.com/tester/gills-truck-check-llc-clovis/)** — 3406 Mecca Ave, Clovis, CA 93619 — (209) 503-9939. Services: mobile testing, OBD testing, motorhome testing. - **[martin cervantes Central Valley Mobile Road Servic](https://ctcfinder.com/tester/martin-cervantes-central-valley-mobile-road-servic-clovis/)** — 668 W Ashcroft Ave, Clovis, CA 93612 — (559) 416-9889. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[OBD Testing](https://ctcfinder.com/tester/obd-testing-clovis/)** — 4137 Alamos Ave, Clovis, CA 93619 — (559) 241-9447. Services: mobile testing, OBD testing, motorhome testing. - **[Randy's Smog](https://ctcfinder.com/tester/randys-smog-clovis/)** — 417 W Balsam Ln, Clovis, CA 93611 — (559) 416-9962. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Serena Ruiz](https://ctcfinder.com/tester/serena-ruiz-clovis/)** — Clovis, CA 93611 — (559) 978-3250. Services: mobile testing, OBD testing. - **[Strictly Mobile Fleet Service](https://ctcfinder.com/tester/strictly-mobile-fleet-service-clovis/)** — 2480 Buckingham Way, Clovis, CA 93611 — (559) 456-0237. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Valley Diesel Compliance](https://ctcfinder.com/tester/valley-diesel-compliance-clovis/)** — 2160 Hermosa Ave, Clovis, CA 93619 — (559) 373-0019. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Wicks Service](https://ctcfinder.com/tester/wicks-service-clovis/)** — 11363 E Herndon Ave, Clovis, CA 93619 — (559) 352-8968. Services: mobile testing, OBD testing, motorhome testing. ## More testers within 20 miles - **[Robert Garnica](https://ctcfinder.com/tester/robert-garnica-fresno/)** — Fresno, CA 93720 — (559) 777-1652 — 6 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Pintail Hauling LLC](https://ctcfinder.com/tester/pintail-hauling-llc-fresno/)** — 550 E Chesapeake Cir, Fresno, CA 93730 — (559) 287-0157 — 6 mi. Services: mobile testing, OBD testing. - **[Chou Yang](https://ctcfinder.com/tester/chou-yang-fresno/)** — Fresno, CA 93726 — (559) 601-4088 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Sumeet Singh](https://ctcfinder.com/tester/sumeet-singh-fresno/)** — Fresno, CA 93726 — (210) 998-0000 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Chatbant Srow](https://ctcfinder.com/tester/chatbant-srow-fresno/)** — Fresno, CA 93727 — (559) 696-1467 — 8 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Fresno Clean Truck Check](https://ctcfinder.com/tester/fresno-clean-truck-check-fresno/)** — 6087 E Brown Ave, Fresno, CA 93727 — (916) 417-7521 — 8 mi. Services: mobile testing, OBD testing. - **[Joey Greenberg Enterprises](https://ctcfinder.com/tester/joey-greenberg-enterprises-fresno/)** — 6342 E Lyell Ave, Fresno, CA 93727 — (559) 908-4656 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Juan Andrade](https://ctcfinder.com/tester/juan-andrade-fresno/)** — Fresno, CA 93727 — (559) 824-2288 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Peace Transport 5599](https://ctcfinder.com/tester/peace-transport-5599-fresno/)** — 6869 E Townsend Ave, Fresno, CA 93727 — (559) 801-2384 — 8 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Quashaya Goree](https://ctcfinder.com/tester/quashaya-goree-fresno/)** — Fresno, CA 93727 — (310) 894-6290 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Yugraj Chauhan](https://ctcfinder.com/tester/yugraj-chauhan-fresno/)** — Fresno, CA 93727 — (559) 207-0629 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Angel LAO](https://ctcfinder.com/tester/angel-lao-fresno/)** — Fresno, CA 93703 — (559) 548-3808 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Trucking in Clovis Fresno County is the agricultural heart of the San Joaquin Valley. Agricultural vehicles test once a year; other trucks test twice a year. ## 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 Clovis? CTC Finder lists 9 testing businesses in Clovis 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 Clovis? Yes. 9 listed businesses in Clovis 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 Clovis? 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 - [Sanger](https://ctcfinder.com/testers/fresno-county/sanger/) — 4 listings, 11 mi - [Fresno](https://ctcfinder.com/testers/fresno-county/fresno/) — 74 listings, 13 mi - [Fowler](https://ctcfinder.com/testers/fresno-county/fowler/) — 5 listings, 17 mi - [Reedley](https://ctcfinder.com/testers/fresno-county/reedley/) — 4 listings, 20 mi - [Selma](https://ctcfinder.com/testers/fresno-county/selma/) — 11 listings, 23 mi - [Madera](https://ctcfinder.com/testers/madera-county/madera/) — 15 listings, 24 mi - [Dinuba](https://ctcfinder.com/testers/tulare-county/dinuba/) — 4 listings, 28 mi - [Kerman](https://ctcfinder.com/testers/fresno-county/kerman/) — 3 listings, 28 mi - [Hanford](https://ctcfinder.com/testers/kings-county/hanford/) — 7 listings, 39 mi - [Visalia](https://ctcfinder.com/testers/tulare-county/visalia/) — 19 listings, 40 mi