--- title: "Clean Truck Check Testers in Angels Camp, CA (3 listed)" description: "Find 3 CARB-credentialed Clean Truck Check testers in Angels Camp, Calaveras County: 3 offer mobile testing, 0 do smoke opacity tests. Phone numbers, services…" url: "https://ctcfinder.com/testers/calaveras-county/angels-camp/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Angels Camp, CA 3 testing businesses in Angels Camp (Calaveras County) are on CARB's public Clean Truck Check tester list (3 credentialed testers). 3 offer mobile testing, 0 do smoke opacity tests, 3 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 Angels Camp - **[A1clean Check](https://ctcfinder.com/tester/a1clean-check-angels-camp/)** — 10668 Oak Valley Rd, Angels Camp, CA 95222 — (209) 630-1490. Services: mobile testing, OBD testing, motorhome testing. - **[Rorys Fire Apparatus & Diesel Repair](https://ctcfinder.com/tester/rorys-fire-apparatus-and-diesel-repair-angels-camp/)** — 303 N Baker St, Angels Camp, CA 95222 — (209) 628-5674. Services: mobile testing, OBD testing, motorhome testing. - **[Wayne's](https://ctcfinder.com/tester/waynes-angels-camp/)** — Angels Camp, CA 95222 — (209) 743-8104. Services: mobile testing, OBD testing, motorhome testing. ## More testers within 20 miles - **[Johnson Enterprises](https://ctcfinder.com/tester/johnson-enterprises-san-andreas/)** — 1801 Leonard Ct, San Andreas, CA 95249 — (209) 890-0369 — 10 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Coast Machine Inc](https://ctcfinder.com/tester/coast-machine-inc-copperopolis/)** — 5615 Chuckwagon Dr, Copperopolis, CA 95228 — (650) 444-4945 — 11 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Auto Tech and Tires](https://ctcfinder.com/tester/auto-tech-and-tires-sonora/)** — 18899 Microtronics Way, Sonora, CA 95370 — (209) 743-3699 — 14 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Brooke’s Mobile Truck Check](https://ctcfinder.com/tester/brookes-mobile-truck-check-sonora/)** — 20100 Highway 108, Sonora, CA 95370 — (209) 352-6200 — 14 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Sundborgs Repair Service](https://ctcfinder.com/tester/sundborgs-repair-service-sonora/)** — 18320 Wards Ferry Rd, Sonora, CA 95370 — (209) 768-7635 — 14 mi. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[TES](https://ctcfinder.com/tester/tes-sonora/)** — 20849 Mechanical Dr, Sonora, CA 95370 — (209) 743-7301 — 14 mi. Services: mobile testing, OBD testing, motorhome testing. - **[William Brown](https://ctcfinder.com/tester/william-brown-sonora/)** — Sonora, CA 95370 — (209) 540-7887 — 14 mi. Services: mobile testing, OBD testing, motorhome testing. - **[A&T Mobile Vin Verification](https://ctcfinder.com/tester/a-and-t-mobile-vin-verification-valley-springs/)** — Valley Springs, CA 95252 — (209) 810-2882 — 16 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Hunter Moody](https://ctcfinder.com/tester/hunter-moody-valley-springs/)** — Valley Springs, CA 95252 — (209) 217-2691 — 16 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Sierra Services](https://ctcfinder.com/tester/sierra-services-valley-springs/)** — 5010 Olive Orchard Road, Valley Springs, CA 95252 — (209) 914-0388 — 16 mi. Services: mobile testing, OBD testing, motorhome 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 Angels Camp? CTC Finder lists 3 testing businesses in Angels Camp from CARB's public tester list (3 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 Angels Camp? Yes. 3 listed businesses in Angels Camp 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 Angels Camp? 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 - [Sonora](https://ctcfinder.com/testers/tuolumne-county/sonora/) — 5 listings, 14 mi - [Valley Springs](https://ctcfinder.com/testers/calaveras-county/valley-springs/) — 3 listings, 16 mi - [Oakdale](https://ctcfinder.com/testers/stanislaus-county/oakdale/) — 5 listings, 21 mi - [Jackson](https://ctcfinder.com/testers/amador-county/jackson/) — 3 listings, 22 mi - [Escalon](https://ctcfinder.com/testers/san-joaquin-county/escalon/) — 10 listings, 28 mi - [Lodi](https://ctcfinder.com/testers/san-joaquin-county/lodi/) — 12 listings, 34 mi - [Modesto](https://ctcfinder.com/testers/stanislaus-county/modesto/) — 23 listings, 35 mi - [Ripon](https://ctcfinder.com/testers/san-joaquin-county/ripon/) — 3 listings, 35 mi - [Denair](https://ctcfinder.com/testers/stanislaus-county/denair/) — 4 listings, 36 mi - [Pioneer](https://ctcfinder.com/testers/amador-county/pioneer/) — 4 listings, 37 mi