--- title: "Clean Truck Check Testers in Santa Ana, CA (14 listed)" description: "Find 14 CARB-credentialed Clean Truck Check testers in Santa Ana, Orange County: 10 offer mobile testing, 8 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/orange-county/santa-ana/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Santa Ana, CA 14 testing businesses in Santa Ana (Orange County) are on CARB's public Clean Truck Check tester list (15 credentialed testers). 10 offer mobile testing, 8 do smoke opacity tests, 10 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 Santa Ana - **[Toms Truck Center-Oc](https://ctcfinder.com/tester/toms-truck-center-oc-santa-ana/)** — 909 N Grand Ave, Santa Ana, CA 92701 — (800) 638-1015. Services: OBD testing, smoke opacity (non-OBD) testing. - **[Beryl Technologies l l c](https://ctcfinder.com/tester/beryl-technologies-l-l-c-santa-ana/)** — 1640 E Edinger Ave Suite L, Santa Ana, CA 92705 — (949) 413-2063. Services: smoke opacity (non-OBD) testing. - **[Credentialed tester in Santa Ana](https://ctcfinder.com/tester/credentialed-tester-in-santa-ana-santa-ana/)** — 484 Porter St, Santa Ana, CA 92701 — (714) 717-4738. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Credentialed tester in Santa Ana](https://ctcfinder.com/tester/credentialed-tester-in-santa-ana-santa-ana-2/)** — 3861 S Bristol St, Santa Ana, CA 92704 — (916) 542-0137. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Diesel Warrior LLC](https://ctcfinder.com/tester/diesel-warrior-llc-santa-ana/)** — 2814 Roswell St, Santa Ana, CA 92705 — (714) 831-9649. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[DieselGo](https://ctcfinder.com/tester/dieselgo-santa-ana/)** — 2726 strawberry ln, Santa Ana, CA 92706 — (714) 844-8888. Services: mobile testing. - **[Fleet Medics](https://ctcfinder.com/tester/fleet-medics-santa-ana/)** — 2520 W 5th St, Santa Ana, CA 92703 — (714) 343-0038. Services: mobile testing, OBD testing, motorhome testing. - **[Flex A Tech Mobile](https://ctcfinder.com/tester/flex-a-tech-mobile-santa-ana/)** — 2324 Franzen Ave, Santa Ana, CA 92705 — (714) 866-6546. Services: mobile testing, OBD testing, motorhome testing. - **[Francisco Rivera](https://ctcfinder.com/tester/francisco-rivera-santa-ana/)** — Santa Ana, CA 92704 — (714) 472-7644. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Santa Ana Smog Repair Inc](https://ctcfinder.com/tester/santa-ana-smog-repair-inc-santa-ana/)** — 123 McClay St, Santa Ana, CA 92701 — (949) 510-0919. Services: OBD testing, motorhome testing. - **[T & R Automotive Repair](https://ctcfinder.com/tester/t-and-r-automotive-repair-santa-ana/)** — 1617 S Main St, Santa Ana, CA 92707 — (714) 331-7717. Services: mobile testing, OBD testing, motorhome testing. - **[THE SMOKE DETECTORS - Mobile Service Only](https://ctcfinder.com/tester/the-smoke-detectors-mobile-service-only-santa-ana/)** — 2313 E Avalon Ave, Santa Ana, CA 92705 — (714) 785-9911. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Toms Truck Center](https://ctcfinder.com/tester/toms-truck-center-santa-ana/)** — 909 N Grand Ave, Santa Ana, CA 92701 — (714) 338-6030. Services: OBD testing, smoke opacity (non-OBD) testing. - **[Yovanni Nuno](https://ctcfinder.com/tester/yovanni-nuno-santa-ana/)** — Santa Ana, CA 92705 — (562) 314-6850. Services: mobile testing, OBD testing, motorhome testing. ## More testers within 20 miles - **[Joey Chuop](https://ctcfinder.com/tester/joey-chuop-tustin/)** — Tustin, CA 92780 — (714) 724-5039 — 2 mi. Services: mobile testing, OBD testing. - **[Van Nguyen](https://ctcfinder.com/tester/van-nguyen-tustin/)** — Tustin, CA 92780 — (714) 397-8025 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[CGM Calibrations](https://ctcfinder.com/tester/cgm-calibrations-tustin/)** — Tustin, CA 92782 — (714) 393-1750 — 3 mi. Services: mobile testing, OBD testing. - **[All American Diesel and Fleet Servicses](https://ctcfinder.com/tester/all-american-diesel-and-fleet-servicses-orange/)** — 632 W Angus Ave, Orange, CA 92868 — (714) 944-5343 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Chris Pinson](https://ctcfinder.com/tester/chris-pinson-orange/)** — Orange, CA 92868 — (657) 236-8428 — 3 mi. Services: OBD testing, smoke opacity (non-OBD) testing. - **[Eduardo Lopez](https://ctcfinder.com/tester/eduardo-lopez-orange/)** — Orange, CA 92868 — (714) 981-6952 — 3 mi. Services: mobile testing, OBD testing. - **[Nicholas Augustine](https://ctcfinder.com/tester/nicholas-augustine-orange/)** — Orange, CA 92868 — (562) 280-9152 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Credentialed tester in Irvine](https://ctcfinder.com/tester/credentialed-tester-in-irvine-irvine/)** — 2160 Barranca Pkwy, Irvine, CA 92606 — (424) 321-6044 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[JL Clean Carb Test](https://ctcfinder.com/tester/jl-clean-carb-test-irvine/)** — 2030 Main St Suite 1300, Irvine, CA 92614 — (657) 809-8643 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[CNV smog check](https://ctcfinder.com/tester/cnv-smog-check-garden-grove/)** — 13182 Garden Grove Blvd, Garden Grove, CA 92843 — (714) 566-5817 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Elva Grimaldo](https://ctcfinder.com/tester/elva-grimaldo-garden-grove/)** — Garden Grove, CA 92843 — (714) 488-5546 — 5 mi. Services: mobile testing, OBD testing. - **[Sabian Hamam](https://ctcfinder.com/tester/sabian-hamam-garden-grove/)** — Garden Grove, CA 92843 — (714) 493-7597 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. ## Trucking in Santa Ana Orange County testers serve industrial areas in Anaheim, Santa Ana and Irvine, and many travel to Long Beach port customers. ## 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 Santa Ana? CTC Finder lists 14 testing businesses in Santa Ana from CARB's public tester list (15 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 Santa Ana? Yes. 10 listed businesses in Santa Ana 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 Santa Ana? 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 - [Tustin](https://ctcfinder.com/testers/orange-county/tustin/) — 3 listings, 2 mi - [Orange](https://ctcfinder.com/testers/orange-county/orange/) — 14 listings, 4 mi - [Irvine](https://ctcfinder.com/testers/orange-county/irvine/) — 7 listings, 6 mi - [Garden Grove](https://ctcfinder.com/testers/orange-county/garden-grove/) — 10 listings, 6 mi - [Fountain Valley](https://ctcfinder.com/testers/orange-county/fountain-valley/) — 4 listings, 7 mi - [Anaheim](https://ctcfinder.com/testers/orange-county/anaheim/) — 25 listings, 7 mi - [Costa Mesa](https://ctcfinder.com/testers/orange-county/costa-mesa/) — 6 listings, 7 mi - [Westminster](https://ctcfinder.com/testers/orange-county/westminster/) — 7 listings, 9 mi - [Placentia](https://ctcfinder.com/testers/orange-county/placentia/) — 4 listings, 9 mi - [Huntington Beach](https://ctcfinder.com/testers/orange-county/huntington-beach/) — 13 listings, 10 mi