--- title: "Redmans Automotive — Clean Truck Check, Gilroy, CA" description: "Redmans Automotive in Gilroy, CA is on CARB's Clean Truck Check tester list. Offers OBD testing, motorhome testing. Phone, address and nearby testers." url: "https://ctcfinder.com/tester/redmans-automotive-gilroy/" updated: "2026-11-01" publisher: "CTC Finder (independent directory, not affiliated with CARB)" --- # Redmans Automotive Clean Truck Check tester in Gilroy, CA (Santa Clara County). > 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. | Field | Value | |---|---| | Location | 20 E Luchessa Ave, Gilroy, CA 95020 | | County | Santa Clara County | | Phone | (408) 842-0663 | | Mobile testing | No | | OBD testing | Yes | | Smoke opacity (non-OBD) | No | | Motorhomes | Yes | | Credentialed testers | 1 | | Last verified | 2026-11-01 | ## Which trucks Redmans Automotive can test | Your vehicle | Test required | This tester | |---|---|---| | Diesel, model year 2013 or newer | OBD scan | Yes | | Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Yes | | Diesel, model year 2012 or older (no OBD) | Smoke opacity test (SAE J1667) plus visual inspection | Not listed | | California-registered motorhome | Same test as above by engine year, once a year | Yes | For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Maggiora Bro Drilling in Gilroy, about 1 mile away. [See listing](https://ctcfinder.com/tester/maggiora-bro-drilling-gilroy/). If you need a tester at your yard, the nearest listed tester that offers mobile testing is B&L Truck and Tractor Repair in Gilroy, about 1 mile away. [See listing](https://ctcfinder.com/tester/b-and-l-truck-and-tractor-repair-gilroy/). ## Clean Truck Check testers in Santa Clara County Redmans Automotive is one of 79 testing businesses in Santa Clara County on CARB's public tester list. 67 of them offer mobile testing and 27 do smoke opacity tests. In Gilroy itself there are 13 listed businesses, 10 of them mobile. ## When your truck is due 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/). You can test up to 90 days before a deadline. Free email reminders: https://ctcfinder.com/reminders/ ## Frequently asked questions ### Does Redmans Automotive offer mobile Clean Truck Check testing? Not according to CARB's tester list; plan to bring the truck to the tester. The nearest listed mobile tester is [B&L Truck and Tractor Repair](https://ctcfinder.com/tester/b-and-l-truck-and-tractor-repair-gilroy/) (about 1 mile). ### Can Redmans Automotive test a 2012 or older diesel truck? Redmans Automotive does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Maggiora Bro Drilling](https://ctcfinder.com/tester/maggiora-bro-drilling-gilroy/) (about 1 mile). Trucks from 2013 on get an OBD scan instead. ### How much does Redmans Automotive charge for a Clean Truck Check? Redmans Automotive has not published prices with us; call (408) 842-0663 for a quote. Published California prices are usually $50–$135 per vehicle for an OBD test and $190–$200 for a smoke opacity test, plus CARB's annual fee ($32.13 in 2026). See the [cost guide](https://ctcfinder.com/guide/cost/). ### Is Redmans Automotive a CARB-credentialed tester? Redmans Automotive appears on CARB's public Clean Truck Check tester list, last checked November 1, 2026. Only credentialed testers can submit results to CARB; after the test, confirm the passing result shows for your vehicle in CTC-VIS. ## Other testers nearby - **[B&L Truck and Tractor Repair](https://ctcfinder.com/tester/b-and-l-truck-and-tractor-repair-gilroy/)** — 8594 Forest St, Gilroy, CA 95020 — (831) 889-8611 — 1 mi. Services: mobile testing, OBD testing, motorhome testing. - **[Cruz Tire & Truck Repair](https://ctcfinder.com/tester/cruz-tire-and-truck-repair-gilroy/)** — 5870 Monterey Rd A, Gilroy, CA 95020 — (909) 533-0433 — 1 mi. Services: mobile testing, OBD testing. - **[Dhillon CARB Testing](https://ctcfinder.com/tester/dhillon-carb-testing-gilroy/)** — 1125 Violet Way, Gilroy, CA 95020 — (408) 775-9600 — 1 mi. Services: mobile testing, OBD testing. - **[Maggiora Bro Drilling](https://ctcfinder.com/tester/maggiora-bro-drilling-gilroy/)** — Gilroy, CA 95020 — (669) 469-9223 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing. - **[Mateo Huerta](https://ctcfinder.com/tester/mateo-huerta-gilroy/)** — Gilroy, CA 95020 — (650) 290-0652 — 1 mi. Services: mobile testing, OBD testing. - **[Mosher Equipment Services LLC](https://ctcfinder.com/tester/mosher-equipment-services-llc-gilroy/)** — 1290 Masten Ave, Gilroy, CA 95020 — (408) 660-5693 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.