Denny's Auto Center LLC
“I've had more than one vehicle in for transmission work and have been very satisfied every time.”
Best Auto Repair in Janesville, WI
16 professionals listed · all 16 in Janesville · 4 open weekends · 13 rated 4.5+
Data verified October 20, 2026
Centerway Auto Repair Inc
“They coordinated with me to address initial needs and informed me of future fixes.”
Freeman Alignment
“My experience was very good, they always do a good job and very courteous.”
Dave's Auto Service Inc
“If they notice something that needs immediate attention they do not hesitate to let you know.”
Book onlineBook
McCann's Garage Inc.
“Had front and rear brakes done, great job great services and a great price , all done in one day”
J and S Auto Care Specialists
“They have such a clean office space, and are so timely in answering phones and scheduling you to get in to see them.”
Listed for drivers in and around Janesville, WI, these 16 shops handle general repair work. What each one says about parts, warranties, financing and fleet accounts comes from its own website; ratings and quotes come from public reviews.
Area overview: Janesville, WI
All 16 professionals we list here are in Janesville itself. We have 20 professionals in Janesville on file; this page shows the highest-rated 16. The professionals on this page are rated from 4.2 to 5.0 across 1,390 reviews; 8 have 50 or more reviews and 13 are rated 4.5 or higher. The topics that come up most in reviews of the professionals on this page are "price", "honest" and "communication". 4 are open on Saturdays. 1 lists staff certifications (ASE) and 5 have a BBB rating of A or A+. Domain records put 10 websites of the professionals on this page at ten or more years old; the oldest dates from 1997. 2 give free estimates; 3 are family- or locally-owned and 2 list coupons or special offers. We have a website on file for 10 of the professionals on this page; 8 publish a contact page; 5 list a public email and 1 takes bookings online. We count these figures across the professionals on this page; hours and prices change, so confirm the details with the professional before you visit.
How long have the listed shops been open?
12 of the 16 shops show ten or more years in business. Longevity is not a guarantee of anything, but a repair shop that keeps the same sign over the same door for that long has generally been settling arguments rather than walking away from them.
J & O Automotive LLC
“Been going here for 10 years, I will not go anywhere else, friendly honest people.”
Rock Diesel
“If you want good honest service you came to the right place!”
Andy's Auto Repair
“Been going to Andy's for a few years now,and have been always happy with the work performed on numerous vehicles.”
The Shop 2
“I took my car here for a second opinion and I am so glad I did, because I will not be taking my car anywhere else but here from now on!!”
Lilly Auto Care Center
“I visited the establishment to obtain an estimate for my air conditioning system, and I found the owner to be very accommodating.”
ALS Diesel Inc.
“Alan was willing to go the extra mile to help me find a hotel drive me there and bring me back to the shop the next morning.”
Doghouse Autoworks LLC
“He won't go behind your back and fix anything you dont approve of.”
E's Automotive
“Eric is the most fair and honest mechanic I have ever used, that is why I have been using him for the last 10 years.”
Arnold Automotive
“They did an extensive brake job for me and I plan on using them for all of the future work that I need done on my car!”
A Plus Automotive
“You can rest assured he will do a great job and will give you a fair price.”
Why these companies made our list
What customers say about professionals in Janesville
- “Friendly staff and great customer service. Plus, they can work on warranty work and are often way more affordable than the dealership, they don't try to oversell you- they simply tell you what's wrong and what needs to be done.” — customer of Lilly Auto Care Center
- “The staff were friendly and very helpful, they pointed out things that needed to be fixed and a good estimate on how soon it should be fixed and even took out my annoying wheel well that broke.” — customer of Freeman Alignment
- “The warranty and comparatively low-cost repair were just the icing on the cake.” — customer of Centerway Auto Repair Inc
Excerpts from public reviews of the professionals listed on this page.
Is this page useful? Yes
No
Is there anything wrong with this page?
More Auto Repair in Wisconsin
Popular in Janesville
, WIGuides: Auto Repair
Brake Pad Replacement Cost: Do You Really Need Rotors?
Can a Mechanic Charge More Than the Estimate? State Rules
Can I Bring My Own Parts to a Mechanic? What It Saves
Car Diagnostic Test Cost 2026: What the Fee Really Buys
Catalytic Converter Replacement Cost: Why Your State Matters
Do Mechanics Have to Warranty Their Work? (2026)