---
title: "Credentialed tester in Sparks — Clean Truck Check, Sparks, NV"
description: "Credentialed tester in Sparks in Sparks, NV is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address…"
url: "https://ctcfinder.com/tester/credentialed-tester-in-sparks-sparks-nv/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Credentialed tester in Sparks

Clean Truck Check tester in Sparks, NV.

> 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 | 755 E Greg St Suite 18, Sparks, NV 89431 |
| Phone | (502) 591-9013 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Credentialed tester in Sparks 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 Hobbs Company Limited in Sparks, about 1 mile away. [See listing](https://ctcfinder.com/tester/hobbs-company-limited-sparks-nv/).

## Clean Truck Check testers in Nevada

Credentialed tester in Sparks is one of 34 testing businesses in Nevada on CARB's public tester list. 31 of them offer mobile testing and 8 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 Credentialed tester in Sparks offer mobile Clean Truck Check testing?

Yes. Credentialed tester in Sparks 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 Credentialed tester in Sparks test a 2012 or older diesel truck?

Credentialed tester in Sparks does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Hobbs Company Limited](https://ctcfinder.com/tester/hobbs-company-limited-sparks-nv/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Credentialed tester in Sparks charge for a Clean Truck Check?

Credentialed tester in Sparks has not published prices with us; call (502) 591-9013 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 Credentialed tester in Sparks a CARB-credentialed tester?

Credentialed tester in Sparks 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

- **[Eagle Fleet](https://ctcfinder.com/tester/eagle-fleet-sparks/)** — 755 E. GREG STREET SUITE 18, Sparks, CA 89431 — (909) 734-2881 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Admiral Toy Storage, LLC](https://ctcfinder.com/tester/admiral-toy-storage-llc-sparks-nv/)** — 1475 Linda Way, Sparks, NV 89431 — (775) 772-7880 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Angel Tamayo Del Rio](https://ctcfinder.com/tester/angel-tamayo-del-rio-sparks-nv/)** — Sparks, NV 89431 — (775) 515-2729 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Empire Cat](https://ctcfinder.com/tester/empire-cat-sparks-nv/)** — Sparks, NV 89431 — (775) 484-3836 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Hobbs Company Limited](https://ctcfinder.com/tester/hobbs-company-limited-sparks-nv/)** — 310 Coney Island Dr Suite B, Sparks, NV 89431 — (775) 741-1395 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[McCandless Truck Center](https://ctcfinder.com/tester/mccandless-truck-center-sparks-nv/)** — 2255 Larkin Cir, Sparks, NV 89431 — (775) 691-4769 — 1 mi. Services: mobile testing, OBD testing.