---
title: "Nicholas Cuneo — Clean Truck Check, Modesto, CA | CTC Finder"
description: "Nicholas Cuneo in Modesto, 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/nicholas-cuneo-modesto/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Nicholas Cuneo

Clean Truck Check tester in Modesto, CA (Stanislaus 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 | Modesto, CA 95356 |
| County | Stanislaus County |
| Phone | (209) 518-2215 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Nicholas Cuneo 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 Stanislaus County

Nicholas Cuneo is one of 53 testing businesses in Stanislaus County on CARB's public tester list. 47 of them offer mobile testing and 22 do smoke opacity tests. In Modesto itself there are 23 listed businesses, 21 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 Nicholas Cuneo offer mobile Clean Truck Check testing?

Yes. Nicholas Cuneo 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 Nicholas Cuneo test a 2012 or older diesel truck?

Yes. Nicholas Cuneo 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 Nicholas Cuneo charge for a Clean Truck Check?

Nicholas Cuneo has not published prices with us; call (209) 518-2215 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 Nicholas Cuneo a CARB-credentialed tester?

Nicholas Cuneo 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

- **[Amanpreet Singh](https://ctcfinder.com/tester/amanpreet-singh-modesto/)** — Modesto, CA 95356 — (231) 286-0800 — 1 mi. Services: not listed.
- **[Jacob Palleschi](https://ctcfinder.com/tester/jacob-palleschi-modesto/)** — Modesto, CA 95356 — (209) 596-6496 — 1 mi. Services: mobile testing, OBD testing.
- **[UPS](https://ctcfinder.com/tester/ups-modesto/)** — 3201 Nightingale Dr, Modesto, CA 95356 — (209) 324-5784 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Amador Castaneda](https://ctcfinder.com/tester/amador-castaneda-salida/)** — Salida, CA 95368 — (510) 266-9595 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[The Smog GUY](https://ctcfinder.com/tester/the-smog-guy-salida/)** — 5652 Pirrone Rd, Salida, CA 95368 — (209) 812-5206 — 3 mi. Services: OBD testing, motorhome testing.
- **[Adrian Diaz](https://ctcfinder.com/tester/adrian-diaz-modesto/)** — Modesto, CA 95350 — (209) 621-7691 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.