---
title: "Cal State CTC Services — Clean Truck Check, Canoga Park, CA"
description: "Cal State CTC Services in Canoga Park, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD) testing…"
url: "https://ctcfinder.com/tester/cal-state-ctc-services-canoga-park/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Cal State CTC Services

Clean Truck Check tester in Canoga Park, CA (Los Angeles 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 | 21024 Sherman Way, Canoga Park, CA 91303 |
| County | Los Angeles County |
| Phone | (818) 807-4999 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Cal State CTC Services 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 Los Angeles County

Cal State CTC Services is one of 516 testing businesses in Los Angeles County on CARB's public tester list. 465 of them offer mobile testing and 190 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 Cal State CTC Services offer mobile Clean Truck Check testing?

Yes. Cal State CTC Services 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 Cal State CTC Services test a 2012 or older diesel truck?

Yes. Cal State CTC Services 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 Cal State CTC Services charge for a Clean Truck Check?

Cal State CTC Services has not published prices with us; call (818) 807-4999 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 Cal State CTC Services a CARB-credentialed tester?

Cal State CTC Services 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

- **[Deyoung Automotive INC](https://ctcfinder.com/tester/deyoung-automotive-inc-canoga-park/)** — 21925 Sherman Way, Canoga Park, CA 91303 — (818) 340-6166 — 1 mi. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Acosta CTC Check](https://ctcfinder.com/tester/acosta-ctc-check-woodland-hills/)** — 23341 Ostronic Dr, Woodland Hills, CA 91367 — (785) 375-8535 — 2 mi. Services: mobile testing, OBD testing.
- **[Andranik Shamamyan](https://ctcfinder.com/tester/andranik-shamamyan-reseda/)** — Reseda, CA 91335 — (818) 427-2726 — 3 mi. Services: mobile testing, OBD testing.
- **[Brendan Wyrock](https://ctcfinder.com/tester/brendan-wyrock-reseda/)** — Reseda, CA 91335 — (818) 531-6090 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Eric Seaghat](https://ctcfinder.com/tester/eric-seaghat-reseda/)** — Reseda, CA 91335 — (818) 307-6011 — 3 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[INSTANT Truck Compliant](https://ctcfinder.com/tester/instant-truck-compliant-reseda/)** — 18747 sherman way 224, Reseda, CA 91335 — (818) 916-3153 — 3 mi. Services: mobile testing, OBD testing.