---
title: "A and A mobile Smog — Clean Truck Check, Ramona, CA"
description: "A and A mobile Smog in Ramona, CA is on CARB's Clean Truck Check tester list. Offers mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome…"
url: "https://ctcfinder.com/tester/a-and-a-mobile-smog-ramona/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# A and A mobile Smog

Clean Truck Check tester in Ramona, CA (San Diego 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 | 16565 John Henry Ln, Ramona, CA 92065 |
| County | San Diego County |
| Phone | (760) 315-7633 |
| Mobile testing | Yes |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | Yes |
| Motorhomes | Yes |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks A and A mobile Smog 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 San Diego County

A and A mobile Smog is one of 178 testing businesses in San Diego County on CARB's public tester list. 157 of them offer mobile testing and 91 do smoke opacity tests. In Ramona itself there are 6 listed businesses, 6 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 A and A mobile Smog offer mobile Clean Truck Check testing?

Yes. A and A mobile Smog 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 A and A mobile Smog test a 2012 or older diesel truck?

Yes. A and A mobile Smog 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 A and A mobile Smog charge for a Clean Truck Check?

A and A mobile Smog has not published prices with us; call (760) 315-7633 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 A and A mobile Smog a CARB-credentialed tester?

A and A mobile Smog 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

- **[Accurate Equipment Service](https://ctcfinder.com/tester/accurate-equipment-service-ramona/)** — 2137 Montecito Rd, Ramona, CA 92065 — (760) 803-2375 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Accurate Equipment Service INC](https://ctcfinder.com/tester/accurate-equipment-service-inc-ramona/)** — 2137 Montecito Road, Ramona, CA 92065 — (760) 803-9035 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Accurate Truck Inspection & Testing](https://ctcfinder.com/tester/accurate-truck-inspection-and-testing-ramona/)** — 736 Etcheverry Street, Ramona, CA 92065 — (951) 901-7199 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Elite fleet and fire](https://ctcfinder.com/tester/elite-fleet-and-fire-ramona/)** — 23604 Springwood Dr, Ramona, CA 92065 — (760) 691-9258 — 1 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Independent Mobile Repair](https://ctcfinder.com/tester/independent-mobile-repair-ramona/)** — 633 Brazos Street, Ramona, CA 92065 — (760) 429-3673 — 1 mi. Services: mobile testing, OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[Alpine Smog and Auto Repair](https://ctcfinder.com/tester/alpine-smog-and-auto-repair-lakeside/)** — 12120 Woodside Ave, Lakeside, CA 92040 — (619) 443-3438 — 10 mi. Services: mobile testing, OBD testing, motorhome testing.