A & A Tires
“They were so nice and actually cared about me driving with bad brakes!!”
Best Coolant & Radiator Flush in Milwaukee, WI
21 mechanics listed · all 21 in Milwaukee · 6 open weekends · 15 rated 4.5+
Data verified October 21, 2026
Richlen Garage (Emissions Discontinued)
“This is my new go-to for any wheel alignments and hopefully other future work.”
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Baychar Auto Service
“And with his knowledge being so well delivered, I no longer second guess the work that has and will be done on my and my wife's vehicle.”
O'Reilly Motor Cars
“Oreillys is great for my CLA 250, they talk you through what is wrong and needs to be fixed, asks for approval through an actual worksheet, and can text you at work if you are busy.”
Riverside Automotive Service
“Being so far away, I couldn't check out the brakes myself but after talking to them on the phone I felt confident that they were honest and trustworthy.”
Bay View Service
“Quick turn around on an oil change for our Subaru - half the price of Valvoline great value!”
Listed for drivers in and around Milwaukee, WI, these 21 shops list coolant flushes and antifreeze service. What each one says about the coolant types it stocks, machine flushes and warranties comes from its own website; ratings and quotes come from public reviews.
Area overview: Milwaukee, WI
All 21 mechanics we list here are in Milwaukee itself. The mechanics on this page are rated from 3.9 to 5.0 across 5,805 reviews; 16 have 50 or more reviews and 15 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (83%), value (83%) and quality (81%). The topics that come up most in reviews of the mechanics on this page are "honest", "diagnosis" and "fair". 6 are open on Saturdays and 2 on Sundays. The services the mechanics on this page list most often on their websites are batteries (2), belts & hoses (2), brakes (2), exhaust (2) and oil change services (2). 5 list staff certifications (ASE) and 12 have a BBB rating of A or A+. Domain records put 12 websites of the mechanics on this page at ten or more years old; the oldest dates from 1997. 2 offer financing; 1 gives free estimates; 6 are family- or locally-owned and 10 list coupons or special offers. We count these figures across the mechanics on this page; hours and prices change, so confirm the details with the mechanic before you visit.
Can I book a coolant change online with shops listed for Milwaukee?
Online booking is offered by 4 of the 21 shops. Put your engine and the coolant specification in the notes when you book, since the shop needs the right fluid on the shelf before you arrive rather than a universal jug under the counter.
Good Hope Service
“GOOD HOPE SERVICE is absolutely the BEST place to have your car tuned and maintained.”
Twenty First Century Auto
“The employees are cool and I received a ride to and from my home from Sharon while my car was being serviced.”
Greitens Auto Service
“I trust Greiten's to perform required maintenance, and to inform me when further work is required.”
John the Muffler Man
“They gave some additional insight into some future repairs that may be needed and how severe they are.”
Brown Deer Garage
“Kurt is the owner, family business and good honest crew of guys.”
Scrub-a-Dub Car Wash & Oil Change
“Employee named james is very good and friendly, never have a problem here”
Manyo Motors
“They did a good job you don't have to wait all day get in and get out they have teamwork and the price is very reasonable.”
Wisconsin Muffler Tire & Auto Repair
“They were able to find an issue that a previous shop made and got a muffler for my car and put it on before closing.”
Brett's Auto Repair
“Always busy, cause they're always great.”
North Avenue Automotive
“Now my car runs better than when I first bought it, it's very nice and comforting to take my car somewhere where they didn't overcharge and still give back a reliable vehicle.”
Walkers Auto Care
“This is my third time amazing people clean great service definitely recommended I give 5 star.”
Sultan Repair Shop
“Best tire replace got work done in under 10 minutes I highly recommend”
All-Make Radiator Repair
“This is where I go to get car repair he's a preacher in the pasture so I get my car fixed and learn something about the Bible every time I step in the place it's awesome to me is very awesome”
JEF Complete Auto Repair LLC
“He will not lie to you he will tell you as it is.”
W.P. Express
Why these companies made our list
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