---
title: "Westside Smog — Clean Truck Check, Long Beach, CA"
description: "Westside Smog in Long Beach, CA is on CARB's Clean Truck Check tester list. Offers OBD testing, motorhome testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/westside-smog-long-beach/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Westside Smog

Clean Truck Check tester in Long Beach, 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 | 1377 Caspian Ave, Long Beach, CA 90813 |
| County | Los Angeles County |
| Phone | (562) 743-2432 |
| Mobile testing | No |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Westside Smog 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 HD Industries INC in Long Beach, about 1 mile away. [See listing](https://ctcfinder.com/tester/hd-industries-inc-long-beach/).

If you need a tester at your yard, the nearest listed tester that offers mobile testing is HD Industries INC in Long Beach, about 1 mile away. [See listing](https://ctcfinder.com/tester/hd-industries-inc-long-beach/).

## Clean Truck Check testers in Los Angeles County

Westside Smog 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 Long Beach itself there are 26 listed businesses, 24 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 Westside Smog offer mobile Clean Truck Check testing?

Not according to CARB's tester list; plan to bring the truck to the tester. The nearest listed mobile tester is [HD Industries INC](https://ctcfinder.com/tester/hd-industries-inc-long-beach/) (about 1 mile).

### Can Westside Smog test a 2012 or older diesel truck?

Westside Smog does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [HD Industries INC](https://ctcfinder.com/tester/hd-industries-inc-long-beach/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Westside Smog charge for a Clean Truck Check?

Westside Smog has not published prices with us; call (562) 743-2432 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 Westside Smog a CARB-credentialed tester?

Westside Smog 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

- **[HD Industries INC](https://ctcfinder.com/tester/hd-industries-inc-long-beach/)** — 537 W ANAHIEM ST, Long Beach, CA 90813 — (562) 587-9757 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Long Beach Maintenance and Repair](https://ctcfinder.com/tester/long-beach-maintenance-and-repair-long-beach/)** — 2030 West 17Th Street, Long Beach, CA 90813 — (562) 704-0592 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Ponce Diesel](https://ctcfinder.com/tester/ponce-diesel-long-beach/)** — 744 Cerritos Avenue, Long Beach, CA 90813 — (562) 682-3493 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Silva truck & auto electric](https://ctcfinder.com/tester/silva-truck-and-auto-electric-long-beach/)** — 1618 W Esther St, Long Beach, CA 90813 — (562) 346-8774 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Airlimits Nationwide CTC](https://ctcfinder.com/tester/airlimits-nationwide-ctc-long-beach/)** — 65 Pine Ave, Long Beach, CA — (800) 788-5241 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[A&G](https://ctcfinder.com/tester/a-and-g-long-beach/)** — 631 E Burnett St #B, Long Beach, CA 90806 — (562) 388-3377 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.