--- title: "Clean Truck Check Testers in Red Bluff, CA (6 listed)" description: "Find 6 CARB-credentialed Clean Truck Check testers in Red Bluff, Tehama County: 4 offer mobile testing, 5 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/tehama-county/red-bluff/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Red Bluff, CA 6 testing businesses in Red Bluff (Tehama County) are on CARB's public Clean Truck Check tester list (6 credentialed testers). 4 offer mobile testing, 5 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 Red Bluff - **[A&J Fleet Services](https://ctcfinder.com/tester/a-and-j-fleet-services-red-bluff/)** — 332 Pine St, Red Bluff, CA 96080 — (530) 737-8037. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Andrew Cumpton](https://ctcfinder.com/tester/andrew-cumpton-red-bluff/)** — Red Bluff, CA 96080 — (530) 363-3438. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Bens Truck & Repair](https://ctcfinder.com/tester/bens-truck-and-repair-red-bluff/)** — 2060 Montgomery Rd, Red Bluff, CA 96080 — (530) 526-3189. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Bobs tire center](https://ctcfinder.com/tester/bobs-tire-center-red-bluff/)** — 614 Walnut St, Red Bluff, CA 96080 — (530) 529-1612. Services: OBD testing, motorhome testing. - **[Industrial Technologies LLC](https://ctcfinder.com/tester/industrial-technologies-llc-red-bluff/)** — 859 Washington street # 243, Red Bluff, CA 96080 — (530) 736-3746. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[JBCT Solutions LLC](https://ctcfinder.com/tester/jbct-solutions-llc-red-bluff/)** — 22165 S Wallen Rd, Red Bluff, CA 96080 — (530) 200-3034. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## More testers within 20 miles - **[LESLIE harris](https://ctcfinder.com/tester/leslie-harris-cottonwood/)** — Cottonwood, CA 96022 — (530) 945-2462 — 12 mi. Services: mobile testing, OBD testing, motorhome testing. - **[McCURDY'S TRUCK REPAIR, INC](https://ctcfinder.com/tester/mccurdys-truck-repair-inc-corning/)** — 23162 South Ave, Corning, CA 96021 — (530) 824-3810 — 19 mi. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Mistie Cunningham](https://ctcfinder.com/tester/mistie-cunningham-corning/)** — Corning, CA 96021 — (530) 209-1402 — 19 mi. Services: not listed. - **[SmithTruckRepair](https://ctcfinder.com/tester/smithtruckrepair-corning/)** — 23050 Sacramento Rd, Corning, CA 96021 — (530) 424-0888 — 19 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Sohal Diesel Repair](https://ctcfinder.com/tester/sohal-diesel-repair-corning/)** — 3525 Highway 99 W, Corning, CA 96021 — (530) 670-9090 — 19 mi. Services: mobile testing, OBD testing. ## 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 Red Bluff? CTC Finder lists 6 testing businesses in Red Bluff from CARB's public tester list (6 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 Red Bluff? Yes. 4 listed businesses in Red Bluff 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 Red Bluff? 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 - [Corning](https://ctcfinder.com/testers/tehama-county/corning/) — 4 listings, 19 mi - [Anderson](https://ctcfinder.com/testers/shasta-county/anderson/) — 7 listings, 21 mi - [Redding](https://ctcfinder.com/testers/shasta-county/redding/) — 9 listings, 28 mi - [Orland](https://ctcfinder.com/testers/glenn-county/orland/) — 4 listings, 30 mi