---
title: "Mid-State Transport LLC — Clean Truck Check, Fresno, CA"
description: "Mid-State Transport LLC in Fresno, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and…"
url: "https://ctcfinder.com/tester/mid-state-transport-llc-fresno/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Mid-State Transport LLC

Clean Truck Check tester in Fresno, CA (Fresno 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 | Fresno, CA 93722 |
| County | Fresno County |
| Phone | (559) 281-4331 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Mid-State Transport LLC 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 A smog brothers in Fresno, about 1 mile away. [See listing](https://ctcfinder.com/tester/a-smog-brothers-fresno/).

## Clean Truck Check testers in Fresno County

Mid-State Transport LLC is one of 123 testing businesses in Fresno County on CARB's public tester list. 102 of them offer mobile testing and 47 do smoke opacity tests. In Fresno itself there are 74 listed businesses, 60 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 Mid-State Transport LLC offer mobile Clean Truck Check testing?

Yes. Mid-State Transport LLC 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 Mid-State Transport LLC test a 2012 or older diesel truck?

Mid-State Transport LLC does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [A smog brothers](https://ctcfinder.com/tester/a-smog-brothers-fresno/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Mid-State Transport LLC charge for a Clean Truck Check?

Mid-State Transport LLC has not published prices with us; call (559) 281-4331 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 Mid-State Transport LLC a CARB-credentialed tester?

Mid-State Transport LLC 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

- **[A smog brothers](https://ctcfinder.com/tester/a-smog-brothers-fresno/)** — 3285 W Belmont Ave, Fresno, CA 93722 — (559) 271-7645 — 1 mi. Services: mobile testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[AAA Inspections](https://ctcfinder.com/tester/aaa-inspections-fresno/)** — 2387 N Hanover Ave, Fresno, CA 93722 — (559) 705-4150 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[CK Truck & Trailer Repair INC](https://ctcfinder.com/tester/ck-truck-and-trailer-repair-inc-fresno/)** — 5249 N Cornelia Ave, Fresno, CA 93722 — (559) 916-8999 — 1 mi. Services: OBD testing, smoke opacity (non-OBD) testing.
- **[Cold Storage Technologies](https://ctcfinder.com/tester/cold-storage-technologies-fresno/)** — Fresno, CA 93722 — (559) 265-2637 — 1 mi. Services: mobile testing, OBD testing.
- **[D&A Mobile Service](https://ctcfinder.com/tester/d-and-a-mobile-service-fresno/)** — 2264 N Marks Ave #227, Fresno, CA 93722 — (509) 907-0028 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[DS Xpress INC.](https://ctcfinder.com/tester/ds-xpress-inc-fresno/)** — 3261 N Marks Ave, Fresno, CA 93722 — (209) 446-1192 — 1 mi. Services: mobile testing, OBD testing.