---
title: "Manuel Vargas — Clean Truck Check, Riverside, CA"
description: "Manuel Vargas in Riverside, 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/manuel-vargas-riverside/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Manuel Vargas

Clean Truck Check tester in Riverside, CA (Riverside 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 | Riverside, CA 92504 |
| County | Riverside County |
| Phone | (951) 255-7667 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Manuel Vargas 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 Brad Ramelot in Riverside, about 1 mile away. [See listing](https://ctcfinder.com/tester/brad-ramelot-riverside/).

## Clean Truck Check testers in Riverside County

Manuel Vargas is one of 251 testing businesses in Riverside County on CARB's public tester list. 233 of them offer mobile testing and 102 do smoke opacity tests. In Riverside itself there are 48 listed businesses, 45 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 Manuel Vargas offer mobile Clean Truck Check testing?

Yes. Manuel Vargas 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 Manuel Vargas test a 2012 or older diesel truck?

Manuel Vargas does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Brad Ramelot](https://ctcfinder.com/tester/brad-ramelot-riverside/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Manuel Vargas charge for a Clean Truck Check?

Manuel Vargas has not published prices with us; call (951) 255-7667 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 Manuel Vargas a CARB-credentialed tester?

Manuel Vargas 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

- **[A. 1 Stop Smog Shop](https://ctcfinder.com/tester/a-1-stop-smog-shop-riverside/)** — 8432 Magnolia Ave, Riverside, CA 92504 — (760) 792-0307 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[A&F Growers](https://ctcfinder.com/tester/a-and-f-growers-riverside/)** — 1803 Adams St, Riverside, CA 92504 — (951) 283-1213 — 1 mi. Services: not listed.
- **[ABEs Clean Truck Check](https://ctcfinder.com/tester/abes-clean-truck-check-riverside/)** — 6925 Barcelona Way, Riverside, CA 92504 — (909) 702-8232 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Brad Ramelot](https://ctcfinder.com/tester/brad-ramelot-riverside/)** — Riverside, CA 92504 — (951) 830-4661 — 1 mi. Services: mobile testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Carlos Valencia](https://ctcfinder.com/tester/carlos-valencia-riverside/)** — Riverside, CA 92504 — (951) 315-5477 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing.
- **[Engine Compliance East](https://ctcfinder.com/tester/engine-compliance-east-riverside/)** — 6331 Chattanooga Dr, Riverside, CA 92504 — (818) 400-3646 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.