---
title: "T Mobile Truck and Trailer Service — Clean Truck Check, Rialto, CA"
description: "T Mobile Truck and Trailer Service in Rialto, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD)…"
url: "https://ctcfinder.com/tester/t-mobile-truck-and-trailer-service-rialto/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# T Mobile Truck and Trailer Service

Clean Truck Check tester in Rialto, CA (San Bernardino County).

> 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 | 633 W Arbeth St, Rialto, CA 92377 |
| County | San Bernardino County |
| Phone | (909) 202-5185 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks T Mobile Truck and Trailer Service 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 | Yes |
| California-registered motorhome | Same test as above by engine year, once a year | Yes |

## Clean Truck Check testers in San Bernardino County

T Mobile Truck and Trailer Service is one of 277 testing businesses in San Bernardino County on CARB's public tester list. 243 of them offer mobile testing and 98 do smoke opacity tests. In Rialto itself there are 18 listed businesses, 18 of them mobile.

## 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 T Mobile Truck and Trailer Service offer mobile Clean Truck Check testing?

Yes. T Mobile Truck and Trailer Service 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 T Mobile Truck and Trailer Service test a 2012 or older diesel truck?

Yes. T Mobile Truck and Trailer Service lists smoke opacity testing, the test CARB requires for diesel trucks of model year 2012 and older (no OBD). See [OBD vs smoke opacity](https://ctcfinder.com/guide/obd-vs-smoke-opacity-test/).

### How much does T Mobile Truck and Trailer Service charge for a Clean Truck Check?

T Mobile Truck and Trailer Service has not published prices with us; call (909) 202-5185 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 T Mobile Truck and Trailer Service a CARB-credentialed tester?

T Mobile Truck and Trailer Service 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

- **[Big rig rescue](https://ctcfinder.com/tester/big-rig-rescue-rialto/)** — Rialto, CA 92377 — (909) 265-8945 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Diamondback Express](https://ctcfinder.com/tester/diamondback-express-rialto/)** — 3546 N Riverside Ave, Rialto, CA 92377 — (760) 553-6236 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Antonio Garcia](https://ctcfinder.com/tester/antonio-garcia-rialto/)** — Rialto, CA 92376 — (909) 491-8792 — 3 mi. Services: mobile testing, OBD testing.
- **[Bennys clean truck check](https://ctcfinder.com/tester/bennys-clean-truck-check-rialto/)** — 523 w Rialto ave suite B, Rialto, CA 92376 — (909) 873-5403 — 3 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Bradley Ridges](https://ctcfinder.com/tester/bradley-ridges-rialto/)** — Rialto, CA 92376 — (480) 669-6328 — 3 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Eclipse CTC](https://ctcfinder.com/tester/eclipse-ctc-rialto/)** — 1223 W Victoria St, Rialto, CA 92376 — (562) 252-6379 — 3 mi. Services: mobile testing, OBD testing, motorhome testing.