---
title: "Instant Truck Trailer Repair — Clean Truck Check, Montgomery, IL"
description: "Instant Truck Trailer Repair in Montgomery, IL is on CARB's Clean Truck Check tester list. Offers OBD testing. Phone, address and nearby testers."
url: "https://ctcfinder.com/tester/instant-truck-trailer-repair-montgomery-il/"
updated: "2026-11-01"
publisher: "CTC Finder (independent directory, not affiliated with CARB)"
---

# Instant Truck Trailer Repair

Clean Truck Check tester in Montgomery, IL.

> 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 | 1200 Knell Rd, Montgomery, IL 60538 |
| Phone | (224) 688-9155 |
| Mobile testing | No |
| OBD testing | Yes |
| Smoke opacity (non-OBD) | No |
| Motorhomes | No |
| Credentialed testers | 1 |
| Last verified | 2026-11-01 |

## Which trucks Instant Truck Trailer 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 | Not listed |

For a 2012 or older diesel, the nearest listed tester with smoke opacity testing is Atlantic Union in Naperville, about 7 miles away. [See listing](https://ctcfinder.com/tester/atlantic-union-naperville-il/).

If you need a tester at your yard, the nearest listed tester that offers mobile testing is Bahtiyorjon Askarov in Aurora, about 5 miles away. [See listing](https://ctcfinder.com/tester/bahtiyorjon-askarov-aurora-il/).

## Clean Truck Check testers in Illinois

Instant Truck Trailer Repair is one of 65 testing businesses in Illinois on CARB's public tester list. 44 of them offer mobile testing and 19 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 Instant Truck Trailer Repair offer mobile Clean Truck Check testing?

Not according to CARB's tester list; plan to bring the truck to the tester. The nearest listed mobile tester is [Bahtiyorjon Askarov](https://ctcfinder.com/tester/bahtiyorjon-askarov-aurora-il/) (about 5 miles).

### Can Instant Truck Trailer Repair test a 2012 or older diesel truck?

Instant Truck Trailer Repair does not list smoke opacity testing, which older non-OBD diesel trucks need. The nearest listed tester that does is [Atlantic Union](https://ctcfinder.com/tester/atlantic-union-naperville-il/) (about 7 miles). Trucks from 2013 on get an OBD scan instead.

### How much does Instant Truck Trailer Repair charge for a Clean Truck Check?

Instant Truck Trailer Repair has not published prices with us; call (224) 688-9155 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 Instant Truck Trailer Repair a CARB-credentialed tester?

Instant Truck Trailer 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

- **[Bahtiyorjon Askarov](https://ctcfinder.com/tester/bahtiyorjon-askarov-aurora-il/)** — Aurora, IL 60504 — (405) 370-5170 — 5 mi. Services: mobile testing, OBD testing.
- **[Atlantic Union](https://ctcfinder.com/tester/atlantic-union-naperville-il/)** — Naperville, IL 60564 — (847) 977-8593 — 7 mi. Services: OBD testing, smoke opacity (non-OBD) testing, motorhome testing.
- **[First Fleet HUB LLC](https://ctcfinder.com/tester/first-fleet-hub-llc-naperville-il/)** — 10S241 Schoger Dr, Naperville, IL 60564 — (331) 625-5270 — 7 mi. Services: mobile testing, OBD testing.
- **[Atmos Shop](https://ctcfinder.com/tester/atmos-shop-plainfield-il/)** — 23855 S Aero Ct, Plainfield, IL 60585 — (347) 570-6537 — 8 mi. Services: mobile testing, OBD testing.
- **[Transmc Truck Service INC](https://ctcfinder.com/tester/transmc-truck-service-inc-plainfield-il/)** — 12505 S Industrial Dr E, Plainfield, IL 60585 — (331) 444-7575 — 8 mi. Services: mobile testing, OBD testing, motorhome testing.
- **[Bojan Grubisa](https://ctcfinder.com/tester/bojan-grubisa-naperville-il/)** — Naperville, IL 60563 — (312) 550-5052 — 8 mi. Services: mobile testing, OBD testing.