---
title: "Walts Truck Repair — Clean Truck Check, Los Angeles, CA"
description: "Walts Truck Repair in Los Angeles, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD) testing. Phone…"
url: "https://ctcfinder.com/tester/walts-truck-repair-los-angeles/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Walts Truck Repair

Clean Truck Check tester in Los Angeles, CA (Los Angeles 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 | 2119 East 25Th Street, Los Angeles, CA 90058 |
| County | Los Angeles County |
| Phone | (323) 328-2241 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Walts Truck Repair 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 | Not listed |

## Clean Truck Check testers in Los Angeles County

Walts Truck Repair is one of 516 testing businesses in Los Angeles County on CARB's public tester list. 465 of them offer mobile testing and 190 do smoke opacity tests. In Los Angeles itself there are 69 listed businesses, 60 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 Walts Truck Repair offer mobile Clean Truck Check testing?

Yes. Walts Truck Repair 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 Walts Truck Repair test a 2012 or older diesel truck?

Yes. Walts Truck Repair 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 Walts Truck Repair charge for a Clean Truck Check?

Walts Truck Repair has not published prices with us; call (323) 328-2241 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 Walts Truck Repair a CARB-credentialed tester?

Walts Truck Repair 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

- **[Franco CTC](https://ctcfinder.com/tester/franco-ctc-los-angeles/)** — 4037 Bandini Blvd, Los Angeles, CA 90058 — (562) 686-9339 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Roadmasters](https://ctcfinder.com/tester/roadmasters-los-angeles/)** — 1874 E 43rd St, Los Angeles, CA 90058 — (626) 755-9810 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Eman Computers](https://ctcfinder.com/tester/eman-computers-vernon/)** — Vernon, CA 90058 — (323) 556-4524 — 1 mi. Services: mobile testing, OBD testing.
- **[Matthew Caudillo](https://ctcfinder.com/tester/matthew-caudillo-vernon/)** — Vernon, CA 90058 — (562) 965-5838 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Abraham Garcia](https://ctcfinder.com/tester/abraham-garcia-huntington-park/)** — Huntington Park, CA 90255 — (323) 428-1585 — 2 mi. Services: mobile testing, OBD testing.
- **[All Modal Transportation](https://ctcfinder.com/tester/all-modal-transportation-huntington-park/)** — Huntington Park, CA 90255 — (323) 970-5844 — 2 mi. Services: OBD testing.