---
title: "Cono's smog stop — Clean Truck Check, Indio, CA | CTC Finder"
description: "Cono's smog stop in Indio, CA is on CARB's Clean Truck Check tester list with 2 credentialed testers. Offers mobile testing, OBD testing, smoke opacity…"
url: "https://ctcfinder.com/tester/conos-smog-stop-indio/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Cono's smog stop

Clean Truck Check tester in Indio, 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 | 82944 Avenue 44, Indio, CA 92201 |
| County | Riverside County |
| Phone | (760) 625-9721 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 2 |
| Last verified | 2026-11-01 |

## Which trucks Cono's smog stop 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 Riverside County

Cono's smog stop 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 Indio itself there are 9 listed businesses, 8 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 Cono's smog stop offer mobile Clean Truck Check testing?

Yes. Cono's smog stop 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 Cono's smog stop test a 2012 or older diesel truck?

Yes. Cono's smog stop 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 Cono's smog stop charge for a Clean Truck Check?

Cono's smog stop has not published prices with us; call (760) 625-9721 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 Cono's smog stop a CARB-credentialed tester?

Cono's smog stop appears on CARB's public Clean Truck Check tester list with 2 credentialed testers, 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

- **[Afterhoursfleetsvc](https://ctcfinder.com/tester/afterhoursfleetsvc-indio/)** — 81459 Fuchsia Ave, Indio, CA 92201 — (760) 574-8203 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Best Value Smog Center](https://ctcfinder.com/tester/best-value-smog-center-indio/)** — Indio, CA 92201 — (760) 625-3520 — 1 mi. Services: mobile testing, OBD testing.
- **[Kiko's Smog Station](https://ctcfinder.com/tester/kikos-smog-station-indio/)** — 83386 US Highway 111, Indio, CA 92201 — (442) 933-0029 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Liam Manzano](https://ctcfinder.com/tester/liam-manzano-indio/)** — Indio, CA 92201 — (760) 899-0409 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Ross](https://ctcfinder.com/tester/ross-indio/)** — 50140 Vista Montana Ct, Indio, CA 92201 — (909) 556-0606 — 1 mi. Services: not listed.
- **[Tom Stanford](https://ctcfinder.com/tester/tom-stanford-indio/)** — Indio, CA 92201 — (760) 250-4590 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.