---
title: "Gibbs Trucks Centers — Clean Truck Check, Fresno, CA"
description: "Gibbs Trucks Centers in Fresno, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome…"
url: "https://ctcfinder.com/tester/gibbs-trucks-centers-fresno/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Gibbs Trucks Centers

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 | 2712 S 4th St, Fresno, CA 93725 |
| County | Fresno County |
| Phone | (559) 303-8477 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Gibbs Trucks Centers 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 | Yes |
| California-registered motorhome | Same test as above by engine year, once a year | Yes |

## Clean Truck Check testers in Fresno County

Gibbs Trucks Centers 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 Gibbs Trucks Centers offer mobile Clean Truck Check testing?

Yes. Gibbs Trucks Centers 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 Gibbs Trucks Centers test a 2012 or older diesel truck?

Yes. Gibbs Trucks Centers lists smoke opacity testing, the test CARB requires for diesel trucks of model year 2012 and older (no OBD). See [OBD vs smoke opacity](https://ctcfinder.com/guide/obd-vs-smoke-opacity-test/).

### How much does Gibbs Trucks Centers charge for a Clean Truck Check?

Gibbs Trucks Centers has not published prices with us; call (559) 303-8477 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 Gibbs Trucks Centers a CARB-credentialed tester?

Gibbs Trucks Centers 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

- **[Coast Counties Peterbilt -East](https://ctcfinder.com/tester/coast-counties-peterbilt-east-fresno/)** — 4390 S Bagley Ave, Fresno, CA 93725 — (559) 930-9951 — 1 mi. Services: OBD testing, smoke opacity (non-OBD) testing.
- **[Cost Per Mile](https://ctcfinder.com/tester/cost-per-mile-fresno/)** — Fresno, CA 93725 — (559) 321-1085 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Diesel Dynasty](https://ctcfinder.com/tester/diesel-dynasty-fresno/)** — 6251 E American Ave, Fresno, CA 93725 — (559) 514-4783 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[Dullet Truck Terminal](https://ctcfinder.com/tester/dullet-truck-terminal-fresno/)** — 2778 S Willow Ave, Fresno, CA 93725 — (559) 575-6556 — 1 mi. Services: OBD testing, motorhome testing.
- **[East Bay Tire](https://ctcfinder.com/tester/east-bay-tire-fresno/)** — 2955 S Orange Ave, Fresno, CA 93725 — (559) 217-2533 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[G & H Diesel Service INC.](https://ctcfinder.com/tester/g-and-h-diesel-service-inc-fresno/)** — 3304 E Malaga Ave, Fresno, CA 93725 — (559) 217-2467 — 1 mi. Services: OBD testing, motorhome testing.