--- title: "Clean Truck Check Testers in Upland, CA (7 listed)" description: "Find 7 CARB-credentialed Clean Truck Check testers in Upland, San Bernardino County: 4 offer mobile testing, 1 do smoke opacity tests. Phone numbers, services…" url: "https://ctcfinder.com/testers/san-bernardino-county/upland/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Upland, CA 7 testing businesses in Upland (San Bernardino County) are on CARB's public Clean Truck Check tester list (8 credentialed testers). 4 offer mobile testing, 1 do smoke opacity tests, 6 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 Upland - **[Foothill Quicky Smog](https://ctcfinder.com/tester/foothill-quicky-smog-upland-2/)** — 2016 W Foothill Blvd Suite B, Upland, CA 91786 — (760) 524-4254. Services: OBD testing, motorhome testing. - **[Allen Halbert](https://ctcfinder.com/tester/allen-halbert-upland/)** — Upland, CA 91786 — (909) 222-7009. Services: mobile testing, OBD testing, motorhome testing. - **[Carlos N/A](https://ctcfinder.com/tester/carlos-n-a-upland/)** — 154 W Foothill Blvd, Upland, CA 91786 — (909) 767-1720. Services: mobile testing, OBD testing, motorhome testing. - **[Foothill Quicky smog](https://ctcfinder.com/tester/foothill-quicky-smog-upland/)** — 2016 W Foothill Blvd, Upland, CA 91786 — (626) 343-6623. Services: OBD testing, motorhome testing. - **[Foothill Quicky Smog 2](https://ctcfinder.com/tester/foothill-quicky-smog-2-upland/)** — 903 N Central Ave F, Upland, CA 91786 — (909) 969-4443. Services: OBD testing, motorhome testing. - **[Next GEN Clean Truck Check](https://ctcfinder.com/tester/next-gen-clean-truck-check-upland/)** — 555 Alpine St #A, Upland, CA 91786 — (626) 622-5438. Services: mobile testing, OBD testing. - **[Stephen Tober](https://ctcfinder.com/tester/stephen-tober-upland/)** — Upland, CA 91786 — (909) 294-4381. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## More testers within 20 miles - **[Montclair smog center](https://ctcfinder.com/tester/montclair-smog-center-montclair/)** — Montclair, CA 91763 — (626) 650-9633 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Nancys Truck Registration & Permits](https://ctcfinder.com/tester/nancys-truck-registration-and-permits-montclair/)** — 5461 Holt Blvd STE A, Montclair, CA 91763 — (909) 489-2172 — 3 mi. Services: mobile testing, OBD testing. - **[Sergio Hermosillo](https://ctcfinder.com/tester/sergio-hermosillo-montclair/)** — Montclair, CA 91763 — (626) 646-8837 — 3 mi. Services: mobile testing. - **[Aaron Davis -CLEAN TRUCK MOBILE TESTERS](https://ctcfinder.com/tester/aaron-davis-clean-truck-mobile-testers-ontario/)** — 2632 E Harlow Ln, Ontario, CA 91762 — (310) 345-7661 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Avid Smog, Inc](https://ctcfinder.com/tester/avid-smog-inc-ontario/)** — 1409 W Holt Bl, Ontario, CA 91762 — (909) 292-6926 — 3 mi. Services: mobile testing, OBD testing. - **[Brian Tran](https://ctcfinder.com/tester/brian-tran-ontario/)** — Ontario, CA 91762 — (714) 417-3611 — 3 mi. Services: OBD testing. - **[Carlos Pinal](https://ctcfinder.com/tester/carlos-pinal-ontario/)** — Ontario, CA 91762 — (626) 620-3167 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Chevez Wilber](https://ctcfinder.com/tester/chevez-wilber-ontario/)** — Ontario, CA 91762 — (323) 448-5771 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Gl Welding and Repair](https://ctcfinder.com/tester/gl-welding-and-repair-ontario/)** — 1525 S Briar Av, Ontario, CA 91762 — (626) 374-3357 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Juan Zamora](https://ctcfinder.com/tester/juan-zamora-ontario/)** — Ontario, CA 91762 — (909) 331-9442 — 3 mi. Services: mobile testing, OBD testing. - **[Ontario Smog](https://ctcfinder.com/tester/ontario-smog-ontario/)** — 152 N Mountain Av, Ontario, CA 91762 — (951) 473-0405 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Pestrada Clean Truck Check](https://ctcfinder.com/tester/pestrada-clean-truck-check-ontario/)** — Ontario, CA 91762 — (818) 296-7698 — 3 mi. Services: mobile testing, OBD testing, motorhome testing. ## Trucking in Upland San Bernardino County covers most of the Inland Empire warehouse belt (Fontana, Ontario, Rialto, San Bernardino) and the High Desert along I-15. The Inland Empire holds roughly a billion square feet of warehouse space (Pitzer College estimate), so local fleets and owner-operators run a high volume of tests. Mobile testers who visit distribution centers and truck yards are common here. ## 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 Upland? CTC Finder lists 7 testing businesses in Upland from CARB's public tester list (8 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 Upland? Yes. 4 listed businesses in Upland 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 Upland? 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 - [Montclair](https://ctcfinder.com/testers/san-bernardino-county/montclair/) — 3 listings, 3 mi - [Claremont](https://ctcfinder.com/testers/los-angeles-county/claremont/) — 4 listings, 3 mi - [Ontario](https://ctcfinder.com/testers/san-bernardino-county/ontario/) — 31 listings, 4 mi - [Rancho Cucamonga](https://ctcfinder.com/testers/san-bernardino-county/rancho-cucamonga/) — 18 listings, 5 mi - [Pomona](https://ctcfinder.com/testers/los-angeles-county/pomona/) — 12 listings, 6 mi - [La Verne](https://ctcfinder.com/testers/los-angeles-county/la-verne/) — 3 listings, 7 mi - [Chino](https://ctcfinder.com/testers/san-bernardino-county/chino/) — 9 listings, 7 mi - [San Dimas](https://ctcfinder.com/testers/los-angeles-county/san-dimas/) — 4 listings, 8 mi - [Glendora](https://ctcfinder.com/testers/los-angeles-county/glendora/) — 5 listings, 11 mi - [Fontana](https://ctcfinder.com/testers/san-bernardino-county/fontana/) — 49 listings, 11 mi