--- title: "Clean Truck Check Testers in Redlands, CA (8 listed)" description: "Find 8 CARB-credentialed Clean Truck Check testers in Redlands, San Bernardino County: 6 offer mobile testing, 2 do smoke opacity tests. Phone numbers…" url: "https://ctcfinder.com/testers/san-bernardino-county/redlands/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Redlands, CA 8 testing businesses in Redlands (San Bernardino County) are on CARB's public Clean Truck Check tester list (8 credentialed testers). 6 offer mobile testing, 2 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 Redlands - **[Bo$$ Ave](https://ctcfinder.com/tester/bo-ave-redlands/)** — 1752 E Lugonia Ave Suite 117, Redlands, CA 92374 — (951) 334-9178. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[City of Redlands](https://ctcfinder.com/tester/city-of-redlands-redlands/)** — 1270 W Park Ave, Redlands, CA 92373 — (909) 848-0967. Services: OBD testing, smoke opacity (non-OBD) testing. - **[IE CARB Clean Truck Check](https://ctcfinder.com/tester/ie-carb-clean-truck-check-redlands/)** — 31025 Sutherland Dr, Redlands, CA 92373 — (909) 253-4627. Services: mobile testing, OBD testing, motorhome testing. - **[Joe Sepulveda](https://ctcfinder.com/tester/joe-sepulveda-redlands/)** — Redlands, CA 92374 — (909) 489-4679. Services: mobile testing, OBD testing, motorhome testing. - **[Just Wandering RV LLC](https://ctcfinder.com/tester/just-wandering-rv-llc-redlands/)** — 1752 E Lugonia Ave Ste 117- #1188, Redlands, CA 92374 — (951) 809-9021. Services: mobile testing, OBD testing, motorhome testing. - **[Michael Morin](https://ctcfinder.com/tester/michael-morin-redlands/)** — Redlands, CA 92374 — (909) 810-8780. Services: OBD testing. - **[Osvaldo Bazan](https://ctcfinder.com/tester/osvaldo-bazan-redlands/)** — Redlands, CA 92374 — (951) 423-0976. Services: mobile testing, OBD testing, motorhome testing. - **[Protech Express](https://ctcfinder.com/tester/protech-express-redlands/)** — 945 W Brockton Ave, Redlands, CA 92374 — (909) 841-2841. Services: mobile testing, OBD testing, motorhome testing. ## More testers within 20 miles - **[Dion & Sons, Inc.](https://ctcfinder.com/tester/dion-and-sons-inc-loma-linda/)** — Loma Linda, CA 92354 — (909) 490-6860 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Alejandro Moreno](https://ctcfinder.com/tester/alejandro-moreno-highland/)** — Highland, CA 92346 — (323) 382-2562 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Finest Diesel Repair LLC](https://ctcfinder.com/tester/finest-diesel-repair-llc-highland/)** — 27196 Hibiscus St, Highland, CA 92346 — (951) 204-8882 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[J & H Carb Compliance](https://ctcfinder.com/tester/j-and-h-carb-compliance-highland/)** — Highland, CA 92346 — (909) 436-9732 — 5 mi. Services: mobile testing, OBD testing. - **[JT Smog Test](https://ctcfinder.com/tester/jt-smog-test-highland/)** — 26784 14th St, Highland, CA 92346 — (760) 504-6824 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[NNG Satpal](https://ctcfinder.com/tester/nng-satpal-highland/)** — Highland, CA 92346 — (908) 674-4000 — 5 mi. Services: mobile testing, OBD testing. - **[Mikes Service Center](https://ctcfinder.com/tester/mikes-service-center-mentone/)** — 1759 Mentone Blvd, Mentone, CA 92359 — (909) 794-5600 — 6 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Auto Smog](https://ctcfinder.com/tester/auto-smog-san-bernardino/)** — 738 S Waterman Ave Suite A17, San Bernardino, CA 92408 — (951) 334-2882 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[FleetServ](https://ctcfinder.com/tester/fleetserv-san-bernardino/)** — 725 S Lugo Ave, San Bernardino, CA 92408 — (951) 226-0315 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[SmogCheck](https://ctcfinder.com/tester/smogcheck-san-bernardino/)** — San Bernardino, CA 92408 — (951) 953-1892 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Antonio Torres](https://ctcfinder.com/tester/antonio-torres-san-bernardino/)** — San Bernardino, CA 92410 — (951) 525-0309 — 7 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Caleb Martinez](https://ctcfinder.com/tester/caleb-martinez-san-bernardino/)** — San Bernardino, CA 92410 — (909) 205-9431 — 7 mi. Services: mobile testing, OBD testing. ## Trucking in Redlands 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 Redlands? CTC Finder lists 8 testing businesses in Redlands 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 Redlands? Yes. 6 listed businesses in Redlands 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 Redlands? 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 - [Highland](https://ctcfinder.com/testers/san-bernardino-county/highland/) — 5 listings, 5 mi - [Colton](https://ctcfinder.com/testers/san-bernardino-county/colton/) — 15 listings, 7 mi - [Moreno Valley](https://ctcfinder.com/testers/riverside-county/moreno-valley/) — 16 listings, 9 mi - [Yucaipa](https://ctcfinder.com/testers/san-bernardino-county/yucaipa/) — 8 listings, 9 mi - [San Bernardino](https://ctcfinder.com/testers/san-bernardino-county/san-bernardino/) — 29 listings, 10 mi - [Bloomington](https://ctcfinder.com/testers/san-bernardino-county/bloomington/) — 8 listings, 13 mi - [Rialto](https://ctcfinder.com/testers/san-bernardino-county/rialto/) — 18 listings, 13 mi - [Beaumont](https://ctcfinder.com/testers/riverside-county/beaumont/) — 8 listings, 14 mi - [Riverside](https://ctcfinder.com/testers/riverside-county/riverside/) — 48 listings, 15 mi - [Jurupa Valley](https://ctcfinder.com/testers/riverside-county/jurupa-valley/) — 18 listings, 17 mi