--- title: "Clean Truck Check Testers in Buena Park, CA (9 listed)" description: "Find 9 CARB-credentialed Clean Truck Check testers in Buena Park, Orange County: 9 offer mobile testing, 6 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/orange-county/buena-park/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Buena Park, CA 9 testing businesses in Buena Park (Orange County) are on CARB's public Clean Truck Check tester list (9 credentialed testers). 9 offer mobile testing, 6 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 Buena Park - **[CS Transportation Insurance Agency](https://ctcfinder.com/tester/cs-transportation-insurance-agency-buena-park/)** — 7033 Orangethorpe Ave Suite B, Buena Park, CA 90621 — (213) 718-4468. Services: mobile testing, OBD testing. - **[Dani.mobile.ctc](https://ctcfinder.com/tester/dani-mobile-ctc-buena-park/)** — 8281 La Palma Ave, Buena Park, CA 90620 — (562) 291-9063. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[First Class Smog](https://ctcfinder.com/tester/first-class-smog-buena-park/)** — 7870 Commonwealth Ave Suite B, Buena Park, CA 90621 — (714) 822-9928. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[HB ELDT Training](https://ctcfinder.com/tester/hb-eldt-training-buena-park/)** — Buena Park, CA 90620 — (714) 412-3485. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Kamran Mohammad](https://ctcfinder.com/tester/kamran-mohammad-buena-park/)** — Buena Park, CA 90620 — (310) 848-9809. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[KF Kai Truck Motor Inc](https://ctcfinder.com/tester/kf-kai-truck-motor-inc-buena-park/)** — 6972 San Joaquin Cir, Buena Park, CA 90620 — (714) 723-1311. Services: mobile testing, OBD testing. - **[Mechanical Contractors Industry](https://ctcfinder.com/tester/mechanical-contractors-industry-buena-park/)** — 7476 El Chino Cir, Buena Park, CA 90620 — (951) 310-8428. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[shawn Truong](https://ctcfinder.com/tester/shawn-truong-buena-park/)** — Buena Park, CA 90621 — (714) 397-8025. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Smog Express LLC](https://ctcfinder.com/tester/smog-express-llc-buena-park/)** — 6881 Stanton Ave Ste J, Buena Park, CA 90621 — (949) 235-2509. Services: mobile testing, OBD testing, motorhome testing. ## More testers within 20 miles - **[Auto logic](https://ctcfinder.com/tester/auto-logic-fullerton/)** — 4344 Artesia Ave, Fullerton, CA 92833 — (714) 403-5422 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Hoang Truong](https://ctcfinder.com/tester/hoang-truong-fullerton/)** — Fullerton, CA 92833 — (714) 397-8025 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Burke Banner](https://ctcfinder.com/tester/burke-banner-la-mirada/)** — La Mirada, CA 90638 — (562) 810-1446 — 3 mi. Services: mobile testing, OBD testing. - **[Carbwise](https://ctcfinder.com/tester/carbwise-la-mirada/)** — 4651 Fairhope Dr, La Mirada, CA 90638 — (714) 900-3114 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Mike’s Mobile Clean Truck Check](https://ctcfinder.com/tester/mikes-mobile-clean-truck-check-la-mirada/)** — 15420 Avenida Socorro, La Mirada, CA 90638 — (626) 522-2648 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[shawn Truong](https://ctcfinder.com/tester/shawn-truong-la-mirada/)** — La Mirada, CA 90638 — (714) 397-8025 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Udell Enterprises Inc.](https://ctcfinder.com/tester/udell-enterprises-inc-la-mirada/)** — 11802 Hollyview Drive, La Mirada, CA 90638 — (714) 713-2648 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Anaheim](https://ctcfinder.com/tester/anaheim-anaheim/)** — 540 N Euclid St, Anaheim, CA 92801 — (714) 717-4738 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[El fenix truck-auto care](https://ctcfinder.com/tester/el-fenix-truck-auto-care-anaheim/)** — 2101 W Coronet Ave, Anaheim, CA 92801 — (714) 900-4039 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Five Star Truck & Auto Repair](https://ctcfinder.com/tester/five-star-truck-and-auto-repair-anaheim/)** — 2349 W La Palma Ave Suite 106, Anaheim, CA 92801 — (714) 206-4204 — 3 mi. Services: OBD testing, motorhome testing. - **[Torque Lab Performance](https://ctcfinder.com/tester/torque-lab-performance-anaheim/)** — Anaheim, CA 92801 — (714) 988-7557 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Golden state air compliance](https://ctcfinder.com/tester/golden-state-air-compliance-anaheim/)** — Anaheim, CA 92804 — (714) 767-7955 — 3 mi. Services: mobile testing. ## Trucking in Buena Park 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 Buena Park? CTC Finder lists 9 testing businesses in Buena Park 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 Buena Park? Yes. 9 listed businesses in Buena Park 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 Buena Park? 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 - [La Mirada](https://ctcfinder.com/testers/los-angeles-county/la-mirada/) — 5 listings, 3 mi - [Fullerton](https://ctcfinder.com/testers/orange-county/fullerton/) — 8 listings, 5 mi - [Norwalk](https://ctcfinder.com/testers/los-angeles-county/norwalk/) — 5 listings, 6 mi - [Anaheim](https://ctcfinder.com/testers/orange-county/anaheim/) — 25 listings, 6 mi - [Santa Fe Springs](https://ctcfinder.com/testers/los-angeles-county/santa-fe-springs/) — 11 listings, 6 mi - [Garden Grove](https://ctcfinder.com/testers/orange-county/garden-grove/) — 10 listings, 7 mi - [Whittier](https://ctcfinder.com/testers/los-angeles-county/whittier/) — 10 listings, 7 mi - [La Habra](https://ctcfinder.com/testers/orange-county/la-habra/) — 6 listings, 7 mi - [Lakewood](https://ctcfinder.com/testers/los-angeles-county/lakewood/) — 4 listings, 7 mi - [Bellflower](https://ctcfinder.com/testers/los-angeles-county/bellflower/) — 8 listings, 7 mi