--- title: "Clean Truck Check Testers in Manteca, CA (19 listed)" description: "Find 19 CARB-credentialed Clean Truck Check testers in Manteca, San Joaquin County: 17 offer mobile testing, 8 do smoke opacity tests. Phone numbers, services…" url: "https://ctcfinder.com/testers/san-joaquin-county/manteca/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Clean Truck Check testers in Manteca, CA 19 testing businesses in Manteca (San Joaquin County) are on CARB's public Clean Truck Check tester list (19 credentialed testers). 17 offer mobile testing, 8 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 Manteca - **[Aaron Stagno](https://ctcfinder.com/tester/aaron-stagno-manteca/)** — Manteca, CA 95336 — (209) 595-6971. Services: mobile testing, OBD testing, motorhome testing. - **[Apex Mobile Truck & RV Check](https://ctcfinder.com/tester/apex-mobile-truck-and-rv-check-manteca/)** — 1230 Higton St, Manteca, CA 95336 — (925) 216-5330. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Apple Xpress](https://ctcfinder.com/tester/apple-xpress-manteca/)** — Manteca, CA 95337 — (209) 629-9196. Services: mobile testing, OBD testing. - **[ASR Truck Trailer Repair](https://ctcfinder.com/tester/asr-truck-trailer-repair-manteca/)** — 11151 Venture Way, Manteca, CA 95336 — (209) 905-4427. Services: mobile testing, OBD testing, motorhome testing. - **[Baaz truck and trailer repair](https://ctcfinder.com/tester/baaz-truck-and-trailer-repair-manteca/)** — 1698 Chateau Ln, Manteca, CA 95337 — (510) 363-6007. Services: mobile testing, OBD testing, motorhome testing. - **[Best Fleet Care INC](https://ctcfinder.com/tester/best-fleet-care-inc-manteca/)** — 578 Commerce Ct, Manteca, CA 95336 — (209) 414-1817. Services: not listed. - **[CARB Quick Check](https://ctcfinder.com/tester/carb-quick-check-manteca/)** — 3563 Levanto Way, Manteca, CA 95337 — (510) 786-8378. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[CARB Testing & Compliance](https://ctcfinder.com/tester/carb-testing-and-compliance-manteca/)** — 616 Birchwood St, Manteca, CA 95336 — (209) 880-9940. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[David F Beltran](https://ctcfinder.com/tester/david-f-beltran-manteca/)** — Manteca, CA 95336 — (510) 760-1204. Services: mobile testing, OBD testing. - **[Diego Casillas](https://ctcfinder.com/tester/diego-casillas-manteca/)** — Manteca, CA 95337 — (209) 699-0461. Services: mobile testing, OBD testing, motorhome testing. - **[Elite Mobile CTC](https://ctcfinder.com/tester/elite-mobile-ctc-manteca/)** — Manteca, CA 95336 — (209) 739-0161. Services: mobile testing, OBD testing. - **[Geetanjali Bagga](https://ctcfinder.com/tester/geetanjali-bagga-manteca/)** — Manteca, CA 95336 — (916) 839-7884. Services: mobile testing, OBD testing. - **[Green Route Holdings](https://ctcfinder.com/tester/green-route-holdings-manteca/)** — Manteca, CA 95336 — (510) 496-1552. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Imperial Truck Repair](https://ctcfinder.com/tester/imperial-truck-repair-manteca/)** — 2142 W Yosemite Ave, Manteca, CA 95337 — (209) 456-2383. Services: OBD testing, smoke opacity (non-OBD) testing. - **[Kristy Bui](https://ctcfinder.com/tester/kristy-bui-manteca/)** — Manteca, CA 95337 — (510) 935-6600. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[Nguyen Nguyen](https://ctcfinder.com/tester/nguyen-nguyen-manteca/)** — Manteca, CA 95337 — (408) 874-5500. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing. - **[On Site CTC](https://ctcfinder.com/tester/on-site-ctc-manteca/)** — 343 Cowell Ave, Manteca, CA 95336 — (760) 698-0797. Services: mobile testing, OBD testing, motorhome testing. - **[PB 03 CTC](https://ctcfinder.com/tester/pb-03-ctc-manteca/)** — 2846 Whiskey St, Manteca, CA 95337 — (510) 890-1112. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Smogify LLC](https://ctcfinder.com/tester/smogify-llc-manteca/)** — 2322 Controllata St, Manteca, CA 95337 — (209) 627-0294. Services: mobile testing, OBD testing. ## More testers within 20 miles - **[A2z Solutions INC](https://ctcfinder.com/tester/a2z-solutions-inc-ripon/)** — Ripon, CA 95366 — (209) 707-9021 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Petersen Smog & Automotive](https://ctcfinder.com/tester/petersen-smog-and-automotive-ripon/)** — 106 2nd St, Ripon, CA 95366 — (209) 505-3484 — 5 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Ripon Smog](https://ctcfinder.com/tester/ripon-smog-ripon/)** — 447 S Parallel Ave Suite 6A, Ripon, CA 95366 — (209) 637-9779 — 5 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Manvir Bhaura](https://ctcfinder.com/tester/manvir-bhaura-lathrop/)** — Lathrop, CA 95330 — (510) 695-4836 — 6 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Priscila Vasquez](https://ctcfinder.com/tester/priscila-vasquez-lathrop/)** — Lathrop, CA 95330 — (650) 315-2445 — 6 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Rajinder Singh](https://ctcfinder.com/tester/rajinder-singh-lathrop/)** — Lathrop, CA 95330 — (510) 557-6988 — 6 mi. Services: mobile testing, OBD testing. - **[Reliable Registration Svcs INC](https://ctcfinder.com/tester/reliable-registration-svcs-inc-lathrop/)** — 97 Darcy Pkwy, Lathrop, CA 95330 — (209) 670-5264 — 6 mi. Services: not listed. - **[Swift Transportation](https://ctcfinder.com/tester/swift-transportation-lathrop/)** — Lathrop, CA 95330 — (209) 910-7153 — 6 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[First Class Service Trucking](https://ctcfinder.com/tester/first-class-service-trucking-french-camp/)** — 161 Transportation Ct, French Camp, CA 95231 — (209) 625-5700 — 7 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Jose Meneses](https://ctcfinder.com/tester/jose-meneses-french-camp/)** — French Camp, CA 95231 — (209) 640-4682 — 7 mi. Services: mobile testing, OBD testing. - **[Leonel Acosta Jaime](https://ctcfinder.com/tester/leonel-acosta-jaime-french-camp/)** — French Camp, CA 95231 — (209) 623-5819 — 7 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Amador Castaneda](https://ctcfinder.com/tester/amador-castaneda-salida/)** — Salida, CA 95368 — (510) 266-9595 — 9 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. ## Trucking in Manteca Manteca and nearby Lathrop host large distribution centers and an intermodal yard along SR-120 and I-5. San Joaquin County (Stockton, Tracy, Manteca, Lathrop) is a major Northern California distribution-center region, with the Port of Stockton on the San Joaquin River. ## 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 Manteca? CTC Finder lists 19 testing businesses in Manteca from CARB's public tester list (19 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 Manteca? Yes. 17 listed businesses in Manteca 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 Manteca? 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 - [Ripon](https://ctcfinder.com/testers/san-joaquin-county/ripon/) — 3 listings, 5 mi - [Lathrop](https://ctcfinder.com/testers/san-joaquin-county/lathrop/) — 5 listings, 6 mi - [French Camp](https://ctcfinder.com/testers/san-joaquin-county/french-camp/) — 3 listings, 7 mi - [Escalon](https://ctcfinder.com/testers/san-joaquin-county/escalon/) — 10 listings, 12 mi - [Stockton](https://ctcfinder.com/testers/san-joaquin-county/stockton/) — 50 listings, 14 mi - [Tracy](https://ctcfinder.com/testers/san-joaquin-county/tracy/) — 21 listings, 15 mi - [Modesto](https://ctcfinder.com/testers/stanislaus-county/modesto/) — 23 listings, 15 mi - [Ceres](https://ctcfinder.com/testers/stanislaus-county/ceres/) — 7 listings, 22 mi - [Lodi](https://ctcfinder.com/testers/san-joaquin-county/lodi/) — 12 listings, 23 mi - [Oakdale](https://ctcfinder.com/testers/stanislaus-county/oakdale/) — 5 listings, 24 mi