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

# WTC

Clean Truck Check tester in West Sacramento, CA (Yolo 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 | 1925 Enterprise Blvd, West Sacramento, CA 95691 |
| County | Yolo County |
| Phone | (916) 512-9191 |
| Mobile testing | No |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks WTC 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 Quickpass carb check in Sacramento, about 1 mile away. [See listing](https://ctcfinder.com/tester/quickpass-carb-check-sacramento/).

If you need a tester at your yard, the nearest listed tester that offers mobile testing is Quickpass carb check in Sacramento, about 1 mile away. [See listing](https://ctcfinder.com/tester/quickpass-carb-check-sacramento/).

## Clean Truck Check testers in Yolo County

WTC is one of 42 testing businesses in Yolo County on CARB's public tester list. 36 of them offer mobile testing and 23 do smoke opacity tests. In West Sacramento itself there are 21 listed businesses, 16 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 WTC 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 [Quickpass carb check](https://ctcfinder.com/tester/quickpass-carb-check-sacramento/) (about 1 mile).

### Can WTC test a 2012 or older diesel truck?

WTC does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Quickpass carb check](https://ctcfinder.com/tester/quickpass-carb-check-sacramento/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

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

WTC has not published prices with us; call (916) 512-9191 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 WTC a CARB-credentialed tester?

WTC 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

- **[Quickpass carb check](https://ctcfinder.com/tester/quickpass-carb-check-sacramento/)** — 7430 19th St, Sacramento, CA 95691 — (415) 261-2600 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[BH Auto Service LLC](https://ctcfinder.com/tester/bh-auto-service-llc-west-sacramento/)** — 746 Glide Ave, West Sacramento, CA 95691 — (916) 239-5707 — 1 mi. Services: OBD testing.
- **[Bryan Gomez](https://ctcfinder.com/tester/bryan-gomez-west-sacramento/)** — West Sacramento, CA 95691 — (916) 820-2882 — 1 mi. Services: OBD testing.
- **[Bryan Moore](https://ctcfinder.com/tester/bryan-moore-west-sacramento/)** — West Sacramento, CA 95691 — (530) 682-2458 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Caietti's Truck Repair](https://ctcfinder.com/tester/caiettis-truck-repair-west-sacramento/)** — 404 Harbor Blvd, West Sacramento, CA 95691 — (916) 616-1073 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[carbdieseltest.com](https://ctcfinder.com/tester/carbdieseltest-com-west-sacramento/)** — West Sacramento, CA 95691 — (916) 538-7777 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.