States
Wisconsin
Janesville

Emissions Testing in Janesville, Wisconsin

Find 2 licensed smog check stations in Janesville. Browse test-only centers, STAR-certified locations, and shops offering registration renewal inspections. Requirements in Wisconsin vary by vehicle type and model year.

2 stations
Janesville, WI
View Wisconsin requirements
JL

Jiffy Lube

4.2 · 551 reviews
Oil change service · 2306 Humes Rd, Janesville, WI 53545

Jiffy Lube offers emissions testing and vehicle inspection in Janesville, Wisconsin. View hours and details.

emissions testing vehicle inspection OBD-II Diagnostics Check Engine Light Diagnosis
BF

Blain's Farm & Fleet Tires and Auto Service Center - Janesville, WI

4.1 · 163 reviews
Auto repair shop · 2421 Humes Rd, Janesville, WI 53545

Blain's Farm & Fleet Tires and Auto Service Center in Janesville, Wisconsin offers emissions testing and vehicle inspect...

emissions testing Vehicle Inspection OBD-II Diagnostics Check Engine Light Diagnosis

City Guide

Emissions Testing in Janesville, Wisconsin

Finding a reliable place for emissions testing or a smog check in Janesville is easier than ever. Our directory lists 2 licensed and verified emissions testing stations in the city, including STAR-certified and test-only centers where required. Whether you're renewing your registration or completing an out-of-state transfer, this page helps you quickly locate nearby inspection facilities and understand what applies in Wisconsin.

Do Vehicles in Janesville Need an Emissions Test?

Most drivers in Janesville follow the same rules set by Wisconsin. Requirements vary based on vehicle age, fuel type, and county. If you're unsure whether your ZIP code or vehicle model year requires a test, use this directory to browse local stations or review our state-specific testing requirements.

Types of Smog Check Services Available

  • Standard emissions tests for gasoline vehicles
  • OBD-II inspections for 1996+ model years
  • Tailpipe testing for older vehicles where required
  • Diesel emissions testing
  • Hybrid and electric vehicle smog checks
  • Registration renewal support
  • Test-only or STAR-certified inspections (state dependent)

Each listing includes the station's address, contact information, operating hours, and service notes to help you choose the right location.

Smog Check Tips for Janesville Drivers

Before heading to a testing center in Janesville, make sure:

  • Your check engine light is off
  • Your vehicle has completed recent drive cycles
  • The gas cap is properly sealed
  • The engine is fully warmed up
  • You have your registration and ID

Following these steps greatly increases the chance of passing on the first attempt.

Why Use This Directory?

Drivers in Janesville rely on this directory because it provides a complete list of verified emissions testing stations, map-based navigation for quick lookup, accurate state-updated requirements, support for gasoline, diesel, hybrid, and electric vehicles, and clear explanations of exemptions and frequency rules.

View Wisconsin Requirements

Frequently Asked Questions About Emissions Testing in Janesville, Wisconsin

Get answers to common questions about smog checks, testing requirements, and finding the right station in Janesville.

You can use this directory to find licensed emissions testing and smog check stations in Janesville. Browse the listings above to see addresses, contact details, and services offered, then choose the station that's most convenient for your part of the city.
It depends on Wisconsin's emissions testing program, your registration ZIP code, and your vehicle's model year and fuel type. Some areas of Wisconsin require testing, while others do not. Check your Wisconsin state page in this directory or your DMV's website to see if your address in Janesville is in a testing area.
Most emissions programs require testing every one or two years, usually tied to registration renewal. Some vehicles are tested more frequently, and others are exempt for the first few model years. Use the Wisconsin state page to see the current 2025 schedule for your vehicle type and registration area.
Prices vary by station and vehicle, but most emissions tests in Janesville fall within the typical range for Wisconsin. Many stations list pricing by phone or on their website, and some offer coupons or discounts. Use the listings above to contact a station directly for current pricing.
Requirements depend on vehicle type (gasoline, diesel, hybrid, electric), model year, and weight, as well as where your vehicle is registered in Wisconsin. In many states, fully electric vehicles are exempt, newer vehicles are temporarily exempt, and certain older or specialty vehicles may have different rules. Check the Wisconsin state page for the latest 2025 requirements.
Most stations in Janesville ask you to bring your current registration or renewal notice, a valid photo ID, and proof of insurance if required by Wisconsin. Make sure your vehicle is warmed up and the check engine light is off before you arrive.
If your vehicle fails, the station will provide a report showing the reason for failure (such as stored OBD-II codes or high tailpipe readings). In most programs, you must complete repairs and pass a retest before renewing your registration. Some states offer repair assistance, cost caps, or waivers. Details are listed on the Wisconsin page in this directory.
In some states, certain vehicles are directed to specific station types (such as STAR or test-only centers). Unless your renewal notice or DMV instructions say otherwise, you can usually choose any licensed station in Janesville. If you're unsure, ask the station when you call or check the instructions on your renewal notice.

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