--- title: "Clean Truck Check Testers in Lincoln, CA (4 listed)" description: "Find 4 CARB-credentialed Clean Truck Check testers in Lincoln, Placer County: 2 offer mobile testing, 1 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/placer-county/lincoln/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Lincoln, CA 4 testing businesses in Lincoln (Placer County) are on CARB's public Clean Truck Check tester list (4 credentialed testers). 2 offer mobile testing, 1 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 Lincoln - **[Capital City Diesel Inspections- TRUCK, BUS, RV](https://ctcfinder.com/tester/capital-city-diesel-inspections-truck-bus-rv-lincoln/)** — 69 Lincoln Blvd, Lincoln, CA 95648 — (916) 538-7777. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[EcoEmissions Mobile](https://ctcfinder.com/tester/ecoemissions-mobile-lincoln/)** — 2793 Lindbergh Ln, Lincoln, CA 95648 — (916) 276-1953. Services: mobile testing, OBD testing, motorhome testing. - **[Lawrence Woo](https://ctcfinder.com/tester/lawrence-woo-lincoln/)** — Lincoln, CA 95648 — (415) 269-0884. Services: OBD testing. - **[Sacramento Valley RV - Kevin Ewert](https://ctcfinder.com/tester/sacramento-valley-rv-kevin-ewert-lincoln/)** — 3130 Venture Dr. Ste 100, Lincoln, CA 95648 — (916) 807-4600. Services: OBD testing, motorhome testing. ## More testers within 20 miles - **[Packs Water Truck Service INC](https://ctcfinder.com/tester/packs-water-truck-service-inc-sheridan/)** — 4585 Riosa Rd, Sheridan, CA 95681 — (916) 870-3740 — 6 mi. Services: mobile testing, OBD testing, motorhome testing. - **[CARByourRide](https://ctcfinder.com/tester/carbyourride-rocklin/)** — 6248 Arctic Loon Way, Rocklin, CA 95765 — (209) 598-8650 — 7 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Credentialed Tstr.](https://ctcfinder.com/tester/credentialed-tstr-rocklin/)** — Rocklin, CA 95765 — (916) 538-7777 — 7 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Motorhome/Truck test](https://ctcfinder.com/tester/motorhome-truck-test-newcastle/)** — Newcastle, CA 95658 — (916) 243-5089 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Samuel Nikoto- TRUCK, BUS, RV Mobile Testing](https://ctcfinder.com/tester/samuel-nikoto-truck-bus-rv-mobile-testing-newcastle/)** — Newcastle, CA 95658 — (916) 538-7777 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Credentialed tester in Rocklin](https://ctcfinder.com/tester/credentialed-tester-in-rocklin-rocklin/)** — 6518 Lonetree Blvd 2043, Rocklin, CA — (916) 243-5089 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Guynes Equipment](https://ctcfinder.com/tester/guynes-equipment-wheatland/)** — 1658 Oakley Ln, Wheatland, CA 95692 — (530) 237-6427 — 10 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Wheatland Smog and Repair](https://ctcfinder.com/tester/wheatland-smog-and-repair-wheatland/)** — 407 Main St, Wheatland, CA 95692 — (530) 308-2479 — 10 mi. Services: OBD testing, motorhome testing. - **[CARB Compliance Testing](https://ctcfinder.com/tester/carb-compliance-testing-rocklin/)** — Rocklin, CA 95677 — (916) 538-7777 — 10 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Dave's Clean Truck](https://ctcfinder.com/tester/daves-clean-truck-rocklin/)** — 4188 Lakeside Dr, Rocklin, CA 95677 — (279) 782-1851 — 10 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[J4 Clean Truck Testing](https://ctcfinder.com/tester/j4-clean-truck-testing-rocklin/)** — 5155 5th St, Rocklin, CA 95677 — (916) 365-1066 — 10 mi. Services: mobile testing, OBD testing. - **[carbdieseltest.com](https://ctcfinder.com/tester/carbdieseltest-com-roseville/)** — 2272 Longview Dr, Roseville, CA 95747 — (916) 538-7777 — 10 mi. Services: mobile testing, OBD testing, smoke opacity (non-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 Lincoln? CTC Finder lists 4 testing businesses in Lincoln from CARB's public tester list (4 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 Lincoln? Yes. 2 listed businesses in Lincoln 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 Lincoln? 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 - [Rocklin](https://ctcfinder.com/testers/placer-county/rocklin/) — 6 listings, 9 mi - [Roseville](https://ctcfinder.com/testers/placer-county/roseville/) — 12 listings, 11 mi - [Auburn](https://ctcfinder.com/testers/placer-county/auburn/) — 7 listings, 12 mi - [Citrus Heights](https://ctcfinder.com/testers/sacramento-county/citrus-heights/) — 7 listings, 16 mi - [North Highlands](https://ctcfinder.com/testers/sacramento-county/north-highlands/) — 5 listings, 17 mi - [Mcclellan](https://ctcfinder.com/testers/sacramento-county/mcclellan/) — 4 listings, 19 mi - [Yuba City](https://ctcfinder.com/testers/sutter-county/yuba-city/) — 11 listings, 19 mi - [Folsom](https://ctcfinder.com/testers/sacramento-county/folsom/) — 5 listings, 20 mi - [Marysville](https://ctcfinder.com/testers/yuba-county/marysville/) — 3 listings, 23 mi - [Colfax](https://ctcfinder.com/testers/placer-county/colfax/) — 3 listings, 23 mi