---
title: "Jason Barker — Clean Truck Check, Farr West, UT | CTC Finder"
description: "Jason Barker in Farr West, UT is on CARB's Clean Truck Check tester list with 2 credentialed testers. Offers mobile testing, OBD testing, motorhome testing…"
url: "https://ctcfinder.com/tester/jason-barker-farr-west-ut/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Jason Barker

Clean Truck Check tester in Farr West, UT.

> 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 | Farr West, UT 84404 |
| Phone | (801) 866-5568 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 2 |
| Last verified | 2026-11-01 |

## Which trucks Jason Barker 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 Premier Truck Group of Salt Lake in West Valley City, about 40 miles away. [See listing](https://ctcfinder.com/tester/premier-truck-group-of-salt-lake-west-valley-city-ut/).

## Clean Truck Check testers in Utah

Jason Barker is one of 13 testing businesses in Utah on CARB's public tester list. 7 of them offer mobile testing and 3 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 Jason Barker offer mobile Clean Truck Check testing?

Yes. Jason Barker 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 Jason Barker test a 2012 or older diesel truck?

Jason Barker does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Premier Truck Group of Salt Lake](https://ctcfinder.com/tester/premier-truck-group-of-salt-lake-west-valley-city-ut/) (about 40 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Jason Barker charge for a Clean Truck Check?

Jason Barker has not published prices with us; call (801) 866-5568 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 Jason Barker a CARB-credentialed tester?

Jason Barker appears on CARB's public Clean Truck Check tester list with 2 credentialed testers, 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

- **[Micheale Roderiques](https://ctcfinder.com/tester/micheale-roderiques-ogden-ut/)** — Ogden, UT 84401 — (801) 388-6627 — 6 mi. Services: OBD testing.