---
title: "Soledad Truck and Auto Repair — Clean Truck Check, King City, CA"
description: "Soledad Truck and Auto Repair in King City, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, motorhome testing. Phone…"
url: "https://ctcfinder.com/tester/soledad-truck-and-auto-repair-king-city/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Soledad Truck and Auto Repair

Clean Truck Check tester in King City, CA (Monterey 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 | 730 S 1st St, King City, CA 93930 |
| County | Monterey County |
| Phone | (831) 315-0556 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Soledad Truck and Auto Repair 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 Express Truck and Trailer Services in Soledad, about 20 miles away. [See listing](https://ctcfinder.com/tester/express-truck-and-trailer-services-soledad/).

## Clean Truck Check testers in Monterey County

Soledad Truck and Auto Repair is one of 37 testing businesses in Monterey County on CARB's public tester list. 33 of them offer mobile testing and 11 do smoke opacity tests. In King City itself there are 3 listed businesses, 3 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 Soledad Truck and Auto Repair offer mobile Clean Truck Check testing?

Yes. Soledad Truck and Auto Repair 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 Soledad Truck and Auto Repair test a 2012 or older diesel truck?

Soledad Truck and Auto Repair does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Express Truck and Trailer Services](https://ctcfinder.com/tester/express-truck-and-trailer-services-soledad/) (about 20 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Soledad Truck and Auto Repair charge for a Clean Truck Check?

Soledad Truck and Auto Repair has not published prices with us; call (831) 315-0556 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 Soledad Truck and Auto Repair a CARB-credentialed tester?

Soledad Truck and Auto Repair 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

- **[County Line Diesel & Tractor Service](https://ctcfinder.com/tester/county-line-diesel-and-tractor-service-king-city/)** — 129 Divina Way, King City, CA 93930 — (831) 225-8654 — 1 mi. Services: mobile testing, OBD testing.
- **[Mobile Fleet Emissions](https://ctcfinder.com/tester/mobile-fleet-emissions-king-city/)** — 1303 Cambridge Ave, King City, CA 93930 — (831) 206-7950 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[JM Diesel Solutions](https://ctcfinder.com/tester/jm-diesel-solutions-greenfield/)** — 792 Cherry Ave, Greenfield, CA 93927 — (831) 585-8927 — 18 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Express Truck and Trailer Services](https://ctcfinder.com/tester/express-truck-and-trailer-services-soledad/)** — 149 Nestles Rd, Soledad, CA 93960 — (831) 705-9207 — 20 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Jose Diaz](https://ctcfinder.com/tester/jose-diaz-soledad/)** — Soledad, CA 93960 — (831) 821-0165 — 20 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Premier Smogs](https://ctcfinder.com/tester/premier-smogs-soledad/)** — 801 Front St, Soledad, CA 93960 — (831) 305-3969 — 20 mi. Services: mobile testing, OBD testing, motorhome testing.