---
title: "Steven Smith — Clean Truck Check, El Dorado Hills, CA"
description: "Steven Smith in El Dorado Hills, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone, address and…"
url: "https://ctcfinder.com/tester/steven-smith-el-dorado-hills/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Steven Smith

Clean Truck Check tester in El Dorado Hills, CA (El Dorado 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 | El Dorado Hills, CA 95762 |
| County | El Dorado County |
| Phone | (916) 607-7029 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Steven Smith 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 | Yes |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Cap City Diesel Inspections TRUCK, BUS, RV in El Dorado Hills, about 1 mile away. [See listing](https://ctcfinder.com/tester/cap-city-diesel-inspections-truck-bus-rv-el-dorado-hills/).

## Clean Truck Check testers in El Dorado County

Steven Smith is one of 16 testing businesses in El Dorado County on CARB's public tester list. 16 of them offer mobile testing and 7 do smoke opacity tests.

## 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 Steven Smith offer mobile Clean Truck Check testing?

Yes. Steven Smith 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 Steven Smith test a 2012 or older diesel truck?

Steven Smith does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Cap City Diesel Inspections TRUCK, BUS, RV](https://ctcfinder.com/tester/cap-city-diesel-inspections-truck-bus-rv-el-dorado-hills/) (about 1 mile). Trucks from 2013 on get an OBD scan instead.

### How much does Steven Smith charge for a Clean Truck Check?

Steven Smith has not published prices with us; call (916) 607-7029 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 Steven Smith a CARB-credentialed tester?

Steven Smith 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

- **[Cap City Diesel Inspections TRUCK, BUS, RV](https://ctcfinder.com/tester/cap-city-diesel-inspections-truck-bus-rv-el-dorado-hills/)** — 3941 Park Dr Suite 20, El Dorado Hills, CA 95762 — (916) 538-7777 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Bryan Foley](https://ctcfinder.com/tester/bryan-foley-folsom/)** — Folsom, CA 95630 — (916) 316-3009 — 4 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Ccatr, LLC.](https://ctcfinder.com/tester/ccatr-llc-folsom/)** — 1015 Riley St 1244, Folsom, CA 95630 — (530) 308-2711 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[CJ's Clean Truck Check](https://ctcfinder.com/tester/cjs-clean-truck-check-folsom/)** — 9580 Oak Avenue Pkwy Ste 7 #648, Folsom, CA 95630 — (916) 850-5904 — 4 mi. Services: mobile testing, OBD testing.
- **[TRUCK,BUS, RVs](https://ctcfinder.com/tester/truck-bus-rvs-folsom/)** — 2300 Iron Point Rd, Folsom, CA 95630 — (916) 538-7777 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[West Coast Mobile Diesel Opacity Testing](https://ctcfinder.com/tester/west-coast-mobile-diesel-opacity-testing-folsom/)** — 161 Gilded Rock Cir, Folsom, CA 95630 — (916) 616-5078 — 4 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.