--- title: "Clean Truck Check Testers in Roseville, CA (12 listed)" description: "Find 12 CARB-credentialed Clean Truck Check testers in Roseville, Placer County: 11 offer mobile testing, 7 do smoke opacity tests. Phone numbers, services and…" url: "https://ctcfinder.com/testers/placer-county/roseville/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Roseville, CA 12 testing businesses in Roseville (Placer County) are on CARB's public Clean Truck Check tester list (12 credentialed testers). 11 offer mobile testing, 7 do smoke opacity tests, 10 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 Roseville - **[CA Emissions Group](https://ctcfinder.com/tester/ca-emissions-group-roseville/)** — 1100 Melody Ln Ste, Roseville, CA 95678 — (916) 266-2026. Services: mobile testing, OBD testing, motorhome testing. - **[Capital City Diesel Inspections- TRUCK, BUS, RVs](https://ctcfinder.com/tester/capital-city-diesel-inspections-truck-bus-rvs-roseville/)** — 910 Pleasant Grove Blvd, Roseville, CA 95678 — (916) 538-7777. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[carbdieseltest.com](https://ctcfinder.com/tester/carbdieseltest-com-roseville/)** — 2272 Longview Dr, Roseville, CA 95747 — (916) 538-7777. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Great Western Unlimited](https://ctcfinder.com/tester/great-western-unlimited-roseville/)** — 9616 Antelope Oaks Ct, Roseville, CA 95747 — (916) 827-5042. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Mobile Clean Truck Check LLC](https://ctcfinder.com/tester/mobile-clean-truck-check-llc-roseville/)** — 301 Bayonne Ct, Roseville, CA 95747 — (916) 743-9235. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Pete's Diesel Power LLC](https://ctcfinder.com/tester/petes-diesel-power-llc-roseville/)** — 1223 Cresthaven Dr, Roseville, CA 95678 — (916) 224-6628. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Ranjeet](https://ctcfinder.com/tester/ranjeet-roseville/)** — 4032 Knobby Crest Way, Roseville, CA 95747 — (812) 581-6253. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Roseville REG Srvcs](https://ctcfinder.com/tester/roseville-reg-srvcs-roseville/)** — Roseville, CA 95678 — (916) 474-5190. Services: mobile testing, OBD testing, motorhome testing. - **[Sebastian Fuentes Martinez](https://ctcfinder.com/tester/sebastian-fuentes-martinez-roseville/)** — Roseville, CA 95747 — (916) 410-1360. Services: not listed. - **[Trans Network](https://ctcfinder.com/tester/trans-network-roseville/)** — Roseville, CA 95661 — (916) 220-0796. Services: mobile testing, OBD testing, motorhome testing. - **[Trevor Lightfoot](https://ctcfinder.com/tester/trevor-lightfoot-roseville/)** — Roseville, CA 95747 — (530) 368-0341. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Yaroslav Maksymchuk](https://ctcfinder.com/tester/yaroslav-maksymchuk-roseville/)** — Roseville, CA 95747 — (916) 628-7740. Services: mobile testing, OBD testing. ## More testers within 20 miles - **[Autotek Inc.](https://ctcfinder.com/tester/autotek-inc-antelope/)** — 8633 Antelope North Rd, Antelope, CA 95843 — (916) 723-7664 — 4 mi. Services: OBD testing. - **[KB Road Service LLC](https://ctcfinder.com/tester/kb-road-service-llc-antelope/)** — 5806 Cerulean Hill Way, Antelope, CA 95843 — (279) 286-8289 — 4 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 — 4 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Credentialed Tstr.](https://ctcfinder.com/tester/credentialed-tstr-rocklin/)** — Rocklin, CA 95765 — (916) 538-7777 — 4 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 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Aleksandr Yanyuk](https://ctcfinder.com/tester/aleksandr-yanyuk-citrus-heights/)** — Citrus Heights, CA 95621 — (916) 579-1657 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Silverstreak Registration & Permit Services LLC](https://ctcfinder.com/tester/silverstreak-registration-and-permit-services-llc-citrus-heights/)** — 6385 Auburn Blvd Suite A3, Citrus Heights, CA 95621 — (916) 883-8883 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[CARB Compliance Testing](https://ctcfinder.com/tester/carb-compliance-testing-rocklin/)** — Rocklin, CA 95677 — (916) 538-7777 — 6 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 — 6 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 — 6 mi. Services: mobile testing, OBD testing. - **[Credentialed tester in Citrus Heights](https://ctcfinder.com/tester/credentialed-tester-in-citrus-heights-citrus-heights/)** — 6121 Tupelo Dr, Citrus Heights, CA — (916) 798-8400 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Fleet Rescue](https://ctcfinder.com/tester/fleet-rescue-citrus-heights/)** — 7524 Circuit Dr, Citrus Heights, CA 95610 — (916) 847-3811 — 6 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 Roseville? CTC Finder lists 12 testing businesses in Roseville from CARB's public tester list (12 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 Roseville? Yes. 11 listed businesses in Roseville 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 Roseville? 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, 5 mi - [Citrus Heights](https://ctcfinder.com/testers/sacramento-county/citrus-heights/) — 7 listings, 6 mi - [North Highlands](https://ctcfinder.com/testers/sacramento-county/north-highlands/) — 5 listings, 7 mi - [Mcclellan](https://ctcfinder.com/testers/sacramento-county/mcclellan/) — 4 listings, 8 mi - [Lincoln](https://ctcfinder.com/testers/placer-county/lincoln/) — 4 listings, 11 mi - [Folsom](https://ctcfinder.com/testers/sacramento-county/folsom/) — 5 listings, 13 mi - [Rancho Cordova](https://ctcfinder.com/testers/sacramento-county/rancho-cordova/) — 5 listings, 13 mi - [Sacramento](https://ctcfinder.com/testers/sacramento-county/sacramento/) — 68 listings, 15 mi - [West Sacramento](https://ctcfinder.com/testers/yolo-county/west-sacramento/) — 21 listings, 17 mi - [Auburn](https://ctcfinder.com/testers/placer-county/auburn/) — 7 listings, 18 mi