---
title: "Guardian Freight Lines — Clean Truck Check, Henderson, NV"
description: "Guardian Freight Lines in Henderson, NV is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and…"
url: "https://ctcfinder.com/tester/guardian-freight-lines-henderson-nv/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Guardian Freight Lines

Clean Truck Check tester in Henderson, 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 | 130 Pettswood Dr, Henderson, NV 89002 |
| Phone | (435) 979-7765 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Guardian Freight Lines 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 Transco Leasing Co INC in North Las Vegas, about 17 miles away. [See listing](https://ctcfinder.com/tester/transco-leasing-co-inc-north-las-vegas-nv/).

## Clean Truck Check testers in Nevada

Guardian Freight Lines 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 Guardian Freight Lines offer mobile Clean Truck Check testing?

Yes. Guardian Freight Lines 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 Guardian Freight Lines test a 2012 or older diesel truck?

Guardian Freight Lines does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Transco Leasing Co INC](https://ctcfinder.com/tester/transco-leasing-co-inc-north-las-vegas-nv/) (about 17 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Guardian Freight Lines charge for a Clean Truck Check?

Guardian Freight Lines has not published prices with us; call (435) 979-7765 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 Guardian Freight Lines a CARB-credentialed tester?

Guardian Freight Lines 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

- **[Tech Care LLC](https://ctcfinder.com/tester/tech-care-llc-las-vegas-nv/)** — 5041 Marissa Dr, Las Vegas, NV 89122 — (702) 517-8858 — 8 mi. Services: mobile testing, OBD testing.
- **[Lee Garcia](https://ctcfinder.com/tester/lee-garcia-las-vegas-nv/)** — Las Vegas, NV 89123 — (725) 587-4031 — 11 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Southern Nevada Diesel](https://ctcfinder.com/tester/southern-nevada-diesel-las-vegas-nv/)** — 7709 Radcliff St, Las Vegas, NV 89123 — (702) 302-1897 — 11 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Cerros Truck and Trailer Repair LLC](https://ctcfinder.com/tester/cerros-truck-and-trailer-repair-llc-las-vegas-nv/)** — 4341 El Carnal Way, Las Vegas, NV 89121 — (702) 472-1934 — 11 mi. Services: mobile testing, OBD testing.
- **[Fleet Force Inc](https://ctcfinder.com/tester/fleet-force-inc-las-vegas-nv/)** — 6550 W Richmar Ave, Las Vegas, NV 89139 — (725) 309-3663 — 14 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Oliver Satulov](https://ctcfinder.com/tester/oliver-satulov-las-vegas-nv/)** — Las Vegas, NV 89139 — (702) 530-3710 — 14 mi. Services: mobile testing, OBD testing, motorhome testing.