---
title: "Mobile Golden State Emissions Testing Oakland — Clean Truck Check, Oakland, CA"
description: "Mobile Golden State Emissions Testing Oakland in Oakland, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity…"
url: "https://ctcfinder.com/tester/mobile-golden-state-emissions-testing-oakland-oakland/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Mobile Golden State Emissions Testing Oakland

Clean Truck Check tester in Oakland, CA (Alameda 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 | 1940 Webster St, Oakland, CA 94612 |
| County | Alameda County |
| Phone | (925) 354-4370 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Mobile Golden State Emissions Testing Oakland 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 Alameda County

Mobile Golden State Emissions Testing Oakland is one of 85 testing businesses in Alameda County on CARB's public tester list. 79 of them offer mobile testing and 37 do smoke opacity tests. In Oakland itself there are 15 listed businesses, 15 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 Mobile Golden State Emissions Testing Oakland offer mobile Clean Truck Check testing?

Yes. Mobile Golden State Emissions Testing Oakland 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 Mobile Golden State Emissions Testing Oakland test a 2012 or older diesel truck?

Yes. Mobile Golden State Emissions Testing Oakland 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 Mobile Golden State Emissions Testing Oakland charge for a Clean Truck Check?

Mobile Golden State Emissions Testing Oakland has not published prices with us; call (925) 354-4370 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 Mobile Golden State Emissions Testing Oakland a CARB-credentialed tester?

Mobile Golden State Emissions Testing Oakland 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

- **[California Fleet Compliance](https://ctcfinder.com/tester/california-fleet-compliance-oakland/)** — 717 26th St, Oakland, CA 94612 — (341) 213-8932 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[Airlimits-Oakland](https://ctcfinder.com/tester/airlimits-oakland-oakland/)** — 3735 Grand Ave, Oakland, CA 94610 — (800) 788-5241 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Norcal Clean Truck Check LLC](https://ctcfinder.com/tester/norcal-clean-truck-check-llc-oakland/)** — 1118 5th Ave, Oakland, CA 94606 — (510) 381-0409 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Alfred Saroni IV](https://ctcfinder.com/tester/alfred-saroni-iv-oakland/)** — Oakland, CA 94607 — (510) 336-4015 — 2 mi. Services: mobile testing, OBD testing.
- **[Mobi Mech Diesel Tech](https://ctcfinder.com/tester/mobi-mech-diesel-tech-oakland/)** — 1122 Wood St, Oakland, CA 94607 — (510) 708-4040 — 2 mi. Services: mobile testing, OBD testing.
- **[RichCityAutoWorks](https://ctcfinder.com/tester/richcityautoworks-oakland/)** — 2548 7th St, Oakland, CA 94607 — (209) 699-2618 — 2 mi. Services: mobile testing, OBD testing.