---
title: "Diesel Pro Tune, LLC — Clean Truck Check, Danville, VA"
description: "Diesel Pro Tune, LLC in Danville, VA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/diesel-pro-tune-llc-danville-va/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Diesel Pro Tune, LLC

Clean Truck Check tester in Danville, VA.

> 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 | 108 Mallard Lake Dr, Danville, VA 24541 |
| Phone | (434) 250-3716 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Diesel Pro Tune, LLC 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 United Diesel Inc in Mebane, about 34 miles away. [See listing](https://ctcfinder.com/tester/united-diesel-inc-mebane-nc/).

## Clean Truck Check testers in Virginia

Diesel Pro Tune, LLC is one of 6 testing businesses in Virginia on CARB's public tester list. 6 of them offer mobile testing and 3 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 Diesel Pro Tune, LLC offer mobile Clean Truck Check testing?

Yes. Diesel Pro Tune, LLC 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 Diesel Pro Tune, LLC test a 2012 or older diesel truck?

Diesel Pro Tune, LLC does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [United Diesel Inc](https://ctcfinder.com/tester/united-diesel-inc-mebane-nc/) (about 34 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Diesel Pro Tune, LLC charge for a Clean Truck Check?

Diesel Pro Tune, LLC has not published prices with us; call (434) 250-3716 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 Diesel Pro Tune, LLC a CARB-credentialed tester?

Diesel Pro Tune, LLC 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.