---
title: "Rolling Wrench Truck & Trailer Repair Inc. — Clean Truck Check, La Honda, CA"
description: "Rolling Wrench Truck & Trailer Repair Inc. in La Honda, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing…"
url: "https://ctcfinder.com/tester/rolling-wrench-truck-and-trailer-repair-inc-la-honda/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Rolling Wrench Truck & Trailer Repair Inc.

Clean Truck Check tester in La Honda, CA (San Mateo 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 | 23 Pope Rd, La Honda, CA 94020 |
| County | San Mateo County |
| Phone | (650) 921-0487 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Rolling Wrench Truck & Trailer Repair Inc. 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 TJF Solutions in Menlo Park, about 13 miles away. [See listing](https://ctcfinder.com/tester/tjf-solutions-menlo-park/).

## Clean Truck Check testers in San Mateo County

Rolling Wrench Truck & Trailer Repair Inc. is one of 31 testing businesses in San Mateo County on CARB's public tester list. 27 of them offer mobile testing and 17 do smoke opacity tests.

## 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 Rolling Wrench Truck & Trailer Repair Inc. offer mobile Clean Truck Check testing?

Yes. Rolling Wrench Truck & Trailer Repair Inc. says on CARB's tester list that it offers mobile testing, so it can come to your yard or job site. Ask about a trip fee when you call.

### Can Rolling Wrench Truck & Trailer Repair Inc. test a 2012 or older diesel truck?

Rolling Wrench Truck & Trailer Repair Inc. does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [TJF Solutions](https://ctcfinder.com/tester/tjf-solutions-menlo-park/) (about 13 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Rolling Wrench Truck & Trailer Repair Inc. charge for a Clean Truck Check?

Rolling Wrench Truck & Trailer Repair Inc. has not published prices with us; call (650) 921-0487 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 Rolling Wrench Truck & Trailer Repair Inc. a CARB-credentialed tester?

Rolling Wrench Truck & Trailer Repair Inc. 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

- **[Ron Ramies Inc](https://ctcfinder.com/tester/ron-ramies-inc-portola-valley/)** — 115 Portola Rd, Portola Valley, CA 94028 — (650) 400-2116 — 7 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Skylonda Equipment](https://ctcfinder.com/tester/skylonda-equipment-san-gregorio/)** — 4446 LA Honda Rd, San Gregorio, CA 94074 — (650) 868-0037 — 8 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Mountain View Smog Center](https://ctcfinder.com/tester/mountain-view-smog-center-mountain-view/)** — Mountain View, CA 94040 — (650) 938-7664 — 11 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[AllTrack Mobile Repair](https://ctcfinder.com/tester/alltrack-mobile-repair-mountain-view/)** — 211 Hope St #391334, Mountain View, CA 94041 — (650) 382-2828 — 12 mi. Services: mobile testing, OBD testing.
- **[TJF Solutions](https://ctcfinder.com/tester/tjf-solutions-menlo-park/)** — 3523 Haven Ave, Menlo Park, CA 94025 — (650) 771-4532 — 13 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[American Construction & Excavation](https://ctcfinder.com/tester/american-construction-and-excavation-mountain-view/)** — 1124 Independence Ave, Mountain View, CA 94043 — (650) 935-5104 — 13 mi. Services: mobile testing, OBD testing, motorhome testing.