---
title: "Alpha Fleet Services — Clean Truck Check, Tucson, AZ"
description: "Alpha Fleet Services in Tucson, AZ is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and nearby…"
url: "https://ctcfinder.com/tester/alpha-fleet-services-tucson-az/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Alpha Fleet Services

Clean Truck Check tester in Tucson, 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 | 830 East 22nd Street, Tucson, AZ 85713 |
| Phone | (520) 496-0092 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Alpha Fleet Services 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 |

## Clean Truck Check testers in Arizona

Alpha Fleet Services 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 Alpha Fleet Services offer mobile Clean Truck Check testing?

Yes. Alpha Fleet Services 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 Alpha Fleet Services test a 2012 or older diesel truck?

Alpha Fleet Services does not list smoke opacity testing, which older non-OBD diesel trucks need. Trucks from 2013 on get an OBD scan instead.

### How much does Alpha Fleet Services charge for a Clean Truck Check?

Alpha Fleet Services has not published prices with us; call (520) 496-0092 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 Alpha Fleet Services a CARB-credentialed tester?

Alpha Fleet Services 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

- **[Andy On The Spot Roadside](https://ctcfinder.com/tester/andy-on-the-spot-roadside-tucson-az/)** — 638 W 43rd St, Tucson, AZ 85713 — (602) 397-0464 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Rush Enterprise Incs](https://ctcfinder.com/tester/rush-enterprise-incs-tucson-az/)** — 755 E 44th St, Tucson, AZ 85713 — (520) 820-9840 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.