---
title: "Amanpreet Singh — Clean Truck Check, Modesto, CA"
description: "Amanpreet Singh in Modesto, CA is on CARB's Clean Truck Check tester list.  Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/amanpreet-singh-modesto/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Amanpreet Singh

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 | (231) 286-0800 |
| Mobile testing | No |
| OBD testing | No |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Amanpreet Singh can test

| Your vehicle | Test required | This tester |
|---|---|---|
| Diesel, model year 2013 or newer | OBD scan | Not listed |
| Alternative fuel (natural gas, propane), 2018 or newer | OBD scan | Not listed |
| 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 Nicholas Cuneo in Modesto, about 1 mile away. [See listing](https://ctcfinder.com/tester/nicholas-cuneo-modesto/).

If you need a tester at your yard, the nearest listed tester that offers mobile testing is Jacob Palleschi in Modesto, about 1 mile away. [See listing](https://ctcfinder.com/tester/jacob-palleschi-modesto/).

## Clean Truck Check testers in Stanislaus County

Amanpreet Singh 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 Amanpreet Singh offer mobile Clean Truck Check testing?

Not according to CARB's tester list; plan to bring the truck to the tester. The nearest listed mobile tester is [Jacob Palleschi](https://ctcfinder.com/tester/jacob-palleschi-modesto/) (about 1 mile).

### Can Amanpreet Singh test a 2012 or older diesel truck?

Amanpreet Singh does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Nicholas Cuneo](https://ctcfinder.com/tester/nicholas-cuneo-modesto/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Amanpreet Singh charge for a Clean Truck Check?

Amanpreet Singh has not published prices with us; call (231) 286-0800 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 Amanpreet Singh a CARB-credentialed tester?

Amanpreet Singh 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

- **[Jacob Palleschi](https://ctcfinder.com/tester/jacob-palleschi-modesto/)** — Modesto, CA 95356 — (209) 596-6496 — 1 mi. Services: mobile testing, OBD testing.
- **[Nicholas Cuneo](https://ctcfinder.com/tester/nicholas-cuneo-modesto/)** — Modesto, CA 95356 — (209) 518-2215 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome 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.