---
title: "Independent — Clean Truck Check, Westminster, CA"
description: "Independent in Westminster, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/independent-westminster/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Independent

Clean Truck Check tester in Westminster, CA (Orange 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 | 9301 Bevan Ave, Westminster, CA 92683 |
| County | Orange County |
| Phone | (714) 657-5896 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Independent 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 | Not listed |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Clean Carb Experts in Westminster, about 1 mile away. [See listing](https://ctcfinder.com/tester/clean-carb-experts-westminster/).

## Clean Truck Check testers in Orange County

Independent is one of 159 testing businesses in Orange County on CARB's public tester list. 146 of them offer mobile testing and 84 do smoke opacity tests. In Westminster itself there are 7 listed businesses, 7 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 Independent offer mobile Clean Truck Check testing?

Yes. Independent 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 Independent test a 2012 or older diesel truck?

Independent does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Clean Carb Experts](https://ctcfinder.com/tester/clean-carb-experts-westminster/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Independent charge for a Clean Truck Check?

Independent has not published prices with us; call (714) 657-5896 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 Independent a CARB-credentialed tester?

Independent 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

- **[Clean Carb Experts](https://ctcfinder.com/tester/clean-carb-experts-westminster/)** — 13872 Iowa St, Westminster, CA 92683 — (714) 356-8410 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Dennis Luu](https://ctcfinder.com/tester/dennis-luu-westminster/)** — Westminster, CA 92683 — (714) 705-9984 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Eladio Diaz](https://ctcfinder.com/tester/eladio-diaz-westminster/)** — Westminster, CA 92683 — (714) 341-7955 — 1 mi. Services: mobile testing, OBD testing.
- **[Ethan Nguyen](https://ctcfinder.com/tester/ethan-nguyen-westminster/)** — Westminster, CA 92683 — (714) 592-4580 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Global Auto Tires](https://ctcfinder.com/tester/global-auto-tires-westminster/)** — 5541 Vallecito Dr, Westminster, CA 92683 — (949) 339-7031 — 1 mi. Services: mobile testing, OBD testing.
- **[Hpcleantruckcheck LLC](https://ctcfinder.com/tester/hpcleantruckcheck-llc-westminster/)** — 15132 Eden St, Westminster, CA 92683 — (714) 794-9613 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.