---
title: "VZ2 — Clean Truck Check, Merced, CA | CTC Finder"
description: "VZ2 in Merced, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/vz2-merced/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# VZ2

Clean Truck Check tester in Merced, CA (Merced 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 | 3061 Marie Ct, Merced, CA 95340 |
| County | Merced County |
| Phone | (209) 765-8438 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks VZ2 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 | Not listed |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Jnava Mobile Opacity Inspections in Merced, about 1 mile away. [See listing](https://ctcfinder.com/tester/jnava-mobile-opacity-inspections-merced/).

## Clean Truck Check testers in Merced County

VZ2 is one of 40 testing businesses in Merced County on CARB's public tester list. 35 of them offer mobile testing and 12 do smoke opacity tests. In Merced itself there are 13 listed businesses, 12 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 VZ2 offer mobile Clean Truck Check testing?

Yes. VZ2 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 VZ2 test a 2012 or older diesel truck?

VZ2 does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Jnava Mobile Opacity Inspections](https://ctcfinder.com/tester/jnava-mobile-opacity-inspections-merced/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does VZ2 charge for a Clean Truck Check?

VZ2 has not published prices with us; call (209) 765-8438 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 VZ2 a CARB-credentialed tester?

VZ2 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

- **[Jnava Mobile Opacity Inspections](https://ctcfinder.com/tester/jnava-mobile-opacity-inspections-merced/)** — 35 W Main St, Merced, CA 95340 — (209) 226-2566 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Smith truck repair](https://ctcfinder.com/tester/smith-truck-repair-merced/)** — 15 W 15th St, Merced, CA 95340 — (209) 635-7917 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Rodriguez Smog](https://ctcfinder.com/tester/rodriguez-smog-planada/)** — 9075 State Highway 140, Planada, CA 95365 — (209) 410-8544 — 5 mi. Services: mobile testing, OBD testing.
- **[Elmer Araujo](https://ctcfinder.com/tester/elmer-araujo-merced/)** — Merced, CA 95348 — (209) 230-3926 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[Lomeli’s Diagnostics](https://ctcfinder.com/tester/lomelis-diagnostics-merced/)** — 3568 Tammy Ct, Merced, CA 95348 — (209) 354-6680 — 8 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[MG Truck and Trailer](https://ctcfinder.com/tester/mg-truck-and-trailer-merced/)** — 646 Andrea Dr, Merced, CA 95348 — (209) 752-1084 — 8 mi. Services: mobile testing, OBD testing, motorhome testing.