---
title: "Elizabeth Listro — Clean Truck Check, Glendale, AZ"
description: "Elizabeth Listro in Glendale, AZ is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/elizabeth-listro-glendale-az/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Elizabeth Listro

Clean Truck Check tester in Glendale, AZ.

> 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 | Glendale, AZ 85307 |
| Phone | (305) 629-0433 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Elizabeth Listro 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 Xavier Villabol in Phoenix, about 11 miles away. [See listing](https://ctcfinder.com/tester/xavier-villabol-phoenix-az/).

## Clean Truck Check testers in Arizona

Elizabeth Listro is one of 43 testing businesses in Arizona on CARB's public tester list. 36 of them offer mobile testing and 9 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 Elizabeth Listro offer mobile Clean Truck Check testing?

Yes. Elizabeth Listro 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 Elizabeth Listro test a 2012 or older diesel truck?

Elizabeth Listro does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Xavier Villabol](https://ctcfinder.com/tester/xavier-villabol-phoenix-az/) (about 11 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Elizabeth Listro charge for a Clean Truck Check?

Elizabeth Listro has not published prices with us; call (305) 629-0433 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 Elizabeth Listro a CARB-credentialed tester?

Elizabeth Listro 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

- **[Milestone Diesel Repair LLC](https://ctcfinder.com/tester/milestone-diesel-repair-llc-goodyear-az/)** — 14428 W Desert Flower Dr, Goodyear, AZ 85395 — (480) 620-3393 — 6 mi. Services: mobile testing, OBD testing.
- **[Velocity Truck Center - Freightliner Dealership](https://ctcfinder.com/tester/velocity-truck-center-freightliner-dealership-tolleson-az/)** — 9899 West Roosevelt Street, Tolleson, AZ 85353 — (623) 907-9900 — 8 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Copper canyon diesel](https://ctcfinder.com/tester/copper-canyon-diesel-glendale-az/)** — 11424 N 61st Dr, Glendale, AZ 85304 — (408) 313-4298 — 9 mi. Services: mobile testing, OBD testing.
- **[C.R. England](https://ctcfinder.com/tester/c-r-england-phoenix-az/)** — Phoenix, AZ 85043 — (213) 663-8157 — 9 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Diesel Clean Truck Check](https://ctcfinder.com/tester/diesel-clean-truck-check-phoenix-az/)** — 8028 W Encinas Ln, Phoenix, AZ 85043 — (602) 460-5022 — 9 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Diesel Clean Truck Check LLC](https://ctcfinder.com/tester/diesel-clean-truck-check-llc-phoenix-az/)** — 8028 W Encinas Ln, Phoenix, AZ 85043 — (623) 265-3818 — 9 mi. Services: mobile testing, OBD testing, motorhome testing.