---
title: "HD Carb Check — Clean Truck Check, Corona, CA | CTC Finder"
description: "HD Carb Check in Corona, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing…"
url: "https://ctcfinder.com/tester/hd-carb-check-corona/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# HD Carb Check

Clean Truck Check tester in Corona, 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 | 12495 Limonite Ave, Corona, CA 92882 |
| County | Riverside County |
| Phone | (909) 636-2389 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks HD Carb Check 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

HD Carb Check 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 Corona itself there are 18 listed businesses, 17 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 HD Carb Check offer mobile Clean Truck Check testing?

Yes. HD Carb Check 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 HD Carb Check test a 2012 or older diesel truck?

Yes. HD Carb Check 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 HD Carb Check charge for a Clean Truck Check?

HD Carb Check has not published prices with us; call (909) 636-2389 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 HD Carb Check a CARB-credentialed tester?

HD Carb Check 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 plus auto and truck repair inc](https://ctcfinder.com/tester/a-plus-auto-and-truck-repair-inc-corona/)** — 1359 W 6th St Suite D, Corona, CA 92882 — (949) 870-7444 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Clean Truck Check Express Mobile Service](https://ctcfinder.com/tester/clean-truck-check-express-mobile-service-corona/)** — 2536 Bulrush Cir, Corona, CA 92882 — (949) 331-2198 — 1 mi. Services: mobile testing, OBD testing.
- **[Hp clean truck check](https://ctcfinder.com/tester/hp-clean-truck-check-corona/)** — 450 S Main St, Corona, CA 92882 — (714) 397-8025 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[n and a diesel truck and trailer repair, LLC](https://ctcfinder.com/tester/n-and-a-diesel-truck-and-trailer-repair-llc-corona/)** — 2574 Redrock Dr, Corona, CA 92882 — (951) 207-2913 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Godofredo Valencia](https://ctcfinder.com/tester/godofredo-valencia-corona/)** — Corona, CA 92878 — (951) 818-8605 — 2 mi. Services: mobile testing, OBD testing.
- **[SVT Fleet Solution](https://ctcfinder.com/tester/svt-fleet-solution-corona/)** — 509 Bateman Cir, Corona, CA 92878 — (562) 896-3429 — 2 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.