--- title: "Clean Truck Check Testers in Wilmington, CA (12 listed)" description: "Find 12 CARB-credentialed Clean Truck Check testers in Wilmington, Los Angeles County: 9 offer mobile testing, 7 do smoke opacity tests. Phone numbers…" url: "https://ctcfinder.com/testers/los-angeles-county/wilmington/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Wilmington, CA 12 testing businesses in Wilmington (Los Angeles County) are on CARB's public Clean Truck Check tester list (12 credentialed testers). 9 offer mobile testing, 7 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 Wilmington - **[Alvaro Sancen](https://ctcfinder.com/tester/alvaro-sancen-wilmington/)** — Wilmington, CA 90744 — (310) 528-4151. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Bellaport Transportation Inc](https://ctcfinder.com/tester/bellaport-transportation-inc-wilmington/)** — 110 North Marine Avenue, Wilmington, CA 90744 — (310) 569-7395. Services: OBD testing. - **[Castanedas Engine Rebuild Services](https://ctcfinder.com/tester/castanedas-engine-rebuild-services-wilmington/)** — 1443 E Anaheim St, Wilmington, CA 90744 — (562) 261-7106. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Credentialed tester in Wilmington](https://ctcfinder.com/tester/credentialed-tester-in-wilmington-wilmington/)** — 812 Cristobal Ave, Wilmington, CA — (424) 423-0749. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Credentialed tester in Wilmington](https://ctcfinder.com/tester/credentialed-tester-in-wilmington-wilmington-2/)** — 812 Cristobal Ave, Wilmington, CA — (279) 888-1264. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[CS Mobile Clean Truck Check](https://ctcfinder.com/tester/cs-mobile-clean-truck-check-wilmington/)** — 1206 Lagoon Ave, Wilmington, CA 90744 — (310) 971-7172. Services: mobile testing, OBD testing. - **[David Sandoval](https://ctcfinder.com/tester/david-sandoval-wilmington/)** — Wilmington, CA 90744 — (424) 222-1495. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[E81629](https://ctcfinder.com/tester/e81629-wilmington/)** — 1502 E Opp St, Wilmington, CA 90744 — (310) 487-4353. Services: OBD testing. - **[Enrique Sonny Martinez](https://ctcfinder.com/tester/enrique-sonny-martinez-wilmington/)** — Wilmington, CA 90744 — (424) 267-7841. Services: mobile testing, OBD testing, motorhome testing. - **[Joseph Young](https://ctcfinder.com/tester/joseph-young-wilmington/)** — Wilmington, CA 90744 — (310) 518-7032. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Mobile CARB Clean Truck Check Pro](https://ctcfinder.com/tester/mobile-carb-clean-truck-check-pro-wilmington/)** — 812 Cristobal Ave, Wilmington, CA 90744 — (424) 423-0749. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Palito Jr. Smog](https://ctcfinder.com/tester/palito-jr-smog-wilmington/)** — Wilmington, CA 90744 — (562) 774-7753. Services: mobile testing, OBD testing. ## More testers within 20 miles - **[C1 Testing](https://ctcfinder.com/tester/c1-testing-harbor-city/)** — 1404 257th St, Harbor City, CA 90710 — (424) 404-3703 — 3 mi. Services: mobile testing, OBD testing. - **[Bravo - Mobile - Los Angeles/OC](https://ctcfinder.com/tester/bravo-mobile-los-angeles-oc-carson/)** — 24418 Main St Suite 411, Carson, CA 90745 — (310) 415-1665 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Bravo - Mobile Service Los Angeles](https://ctcfinder.com/tester/bravo-mobile-service-los-angeles-carson/)** — 24418 Main St Suite 411, Carson, CA 90745 — (310) 355-8701 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Carlos Torres](https://ctcfinder.com/tester/carlos-torres-carson/)** — Carson, CA 90745 — (310) 749-8389 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Jocelin Sanchez Cruz](https://ctcfinder.com/tester/jocelin-sanchez-cruz-carson/)** — Carson, CA 90745 — (562) 528-9259 — 3 mi. Services: mobile testing, OBD testing. - **[A & A Smog Away](https://ctcfinder.com/tester/a-and-a-smog-away-lomita/)** — 1913 Pacific Coast Highway, Lomita, CA 90717 — (714) 396-7181 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Dion Ramos](https://ctcfinder.com/tester/dion-ramos-lomita/)** — Lomita, CA 90717 — (818) 770-8884 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[AIRPASS Automated Testing Device by AIRLIMITS](https://ctcfinder.com/tester/airpass-automated-testing-device-by-airlimits-long-beach/)** — 65 Pine Avenue, Long Beach, CA 90802 — (800) 788-5241 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[HD Industries INC](https://ctcfinder.com/tester/hd-industries-inc-long-beach/)** — 537 W ANAHIEM ST, Long Beach, CA 90813 — (562) 587-9757 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Long Beach Maintenance and Repair](https://ctcfinder.com/tester/long-beach-maintenance-and-repair-long-beach/)** — 2030 West 17Th Street, Long Beach, CA 90813 — (562) 704-0592 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Ponce Diesel](https://ctcfinder.com/tester/ponce-diesel-long-beach/)** — 744 Cerritos Avenue, Long Beach, CA 90813 — (562) 682-3493 — 4 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Silva truck & auto electric](https://ctcfinder.com/tester/silva-truck-and-auto-electric-long-beach/)** — 1618 W Esther St, Long Beach, CA 90813 — (562) 346-8774 — 4 mi. Services: mobile testing, OBD testing, motorhome testing. ## Trucking in Wilmington Wilmington borders the Port of Los Angeles terminals, and many drayage carriers and chassis yards are based here. Port facilities must verify Clean Truck Check compliance at entry or log non-compliant trucks (CARB). Los Angeles County has more listed testers than any other county. Seaports and intermodal railyards, including the Ports of Los Angeles and Long Beach, must verify Clean Truck Check compliance at entry or log non-compliant trucks (CARB). ## 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 Wilmington? CTC Finder lists 12 testing businesses in Wilmington from CARB's public tester list (12 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 Wilmington? Yes. 9 listed businesses in Wilmington 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 Wilmington? 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 - [Carson](https://ctcfinder.com/testers/los-angeles-county/carson/) — 6 listings, 4 mi - [Long Beach](https://ctcfinder.com/testers/los-angeles-county/long-beach/) — 26 listings, 5 mi - [Signal Hill](https://ctcfinder.com/testers/los-angeles-county/signal-hill/) — 3 listings, 6 mi - [Torrance](https://ctcfinder.com/testers/los-angeles-county/torrance/) — 11 listings, 6 mi - [Gardena](https://ctcfinder.com/testers/los-angeles-county/gardena/) — 7 listings, 8 mi - [Compton](https://ctcfinder.com/testers/los-angeles-county/compton/) — 11 listings, 8 mi - [Lakewood](https://ctcfinder.com/testers/los-angeles-county/lakewood/) — 4 listings, 9 mi - [Lawndale](https://ctcfinder.com/testers/los-angeles-county/lawndale/) — 4 listings, 9 mi - [Paramount](https://ctcfinder.com/testers/los-angeles-county/paramount/) — 3 listings, 10 mi - [Lynwood](https://ctcfinder.com/testers/los-angeles-county/lynwood/) — 6 listings, 11 mi