Best Coolant & Radiator Flush in Cincinnati, OH

23 mechanics listed · all 23 in Cincinnati · 7 open weekends · 21 rated 4.5+

Data verified October 19, 2026

Ulmer's Auto Care

Ulmer's Auto Care

4.9 50 reviews
“My plans changed with childcare the day I needed to get my car and they waited a couple of minutes after closing to allow me to come get my car that day.”
Coupons & offersASE certifiedSince 1939Family-owned
6389 Salem Rd
i
Evan's Auto Care

Evan's Auto Care

4.9 50 reviews
“Went above and beyond to make my car right, I'd recommend John and the team to anyone.”
Coupons & offers36-mo/36k-mi warrantyLoaner carsFinancing availableSince 1964ASE certified
9190 Plainfield Rd
i
Tuffy Tire & Auto Service Center

Tuffy Tire & Auto Service Center

4.3 39 reviews
“Today was my first time coming yo tuffy and I just have to say that the team there made an good impression on me.”
10% off up to $50024-mo/24k-mi warrantyFinancing availableBBB accreditedSince 2012Family-owned
9401 Fields Ertel Rd
i
Major Tire

Major Tire

4.5 43 reviews
“Great service and go out of their way to make sure everything is done right.”
Coupons & offersFree consultationBBB A+Since 2006
518 Glendale Milford Rd
i
Protech Autocare

Protech Autocare

4.7 47 reviews
“Thanks again Proteck For another job well done you guys or truly the best.”
ASE-certified techsHybrid & EV serviceFleet accountsSince 1998
877 Ohio Pike
i
Book onlineBook
Northgate Tire

Northgate Tire

4.6 48 reviews
“As usual Matt and company were happy to change my oil and check out the car prior to a weekend trip.”
36-mo/36k-mi warrantyBBB A+Since 1974FinancingPrices online
3712 Springdale Rd
i

Listed for drivers in and around Cincinnati, OH, these 23 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: Cincinnati, OH

All 23 mechanics we list here are in Cincinnati itself. The mechanics on this page are rated from 3.8 to 5.0 across 6,050 reviews; 20 have 50 or more reviews and 21 are rated 4.5 or higher. When customers rate these mechanics on specific qualities, they most often praise professionalism (87%), punctuality (81%) and quality (81%). The topics that come up most in reviews of the mechanics on this page are "price", "honest" and "communication". 7 are open on Saturdays and 2 on Sundays. The services the mechanics on this page list most often on their websites are brakes (4), auto repair (3), oil changes (3), tires (3) and alignments (2). 4 list staff certifications (ASE) and 17 have a BBB rating of A or A+. 20 have ten or more years of experience, the longest 87 years. 6 offer financing; 2 give free estimates; 4 are family- or locally-owned and 15 list coupons or special offers. We have a website on file for 20 of the mechanics on this page; 17 publish a contact page; 4 list a public email and 11 take bookings online. We count these figures across the mechanics on this page; hours and prices change, so confirm the details with the mechanic before you visit.

Which shops listed for Cincinnati discount a coolant flush?

15 of the 23 shops on this page list a coupon. A discounted flush is worth taking if the service is due and worth skipping if it is not, so check the interval in your manual first. Ask which coolant the offer includes, because the cheap one may not be yours.

Mt Healthy Auto Repair

Mt Healthy Auto Repair

4.7 45 reviews
“Great service, explain situations very well and willing to help navigate vehicle end-of-life, keep it going a little longer decisions”
Coupons & offersASE-certified techsFleet accounts46+ yearsFamily-ownedBBB A+
1432 Compton Rd
i
Shortvine Star Motors

Shortvine Star Motors

4.9 48 reviews
“Our son is going to UC and it is so awesome to know that we have an amazing, reliable and dependent auto mechanic that we can trust for repairs and maintenance”
Coupons & offersASE certifiedSince 2020
2924 Short Vine St
i
Jim's Auto Clinic

Jim's Auto Clinic

4.7 46 reviews
“They are very thorough and give me a detailed print out of repairs suggested on my vehicle.”
$25 off brake serviceFinancing availableSince 1974BBB A+
5481 N Bend Rd
i
Burton's Collision & Auto Repair

Burton's Collision & Auto Repair

4.6 40 reviews
“Steve was great to work with and made my car look brand new.”
Coupons & offersBBB A+Since 1981
4384 E Galbraith Rd
i
Klaus Feiler & Sons Automotive

Klaus Feiler & Sons Automotive

5.0 50 reviews
“Thank you for repairing two oil leaks on my vehicle at an affordable rate.”
Free brake inspection24-mo/24k-mi warrantySince 1994BBB A+
10995 Reading Rd
i
Book onlineBook
Glenway Auto Center

Glenway Auto Center

4.9 49 reviews
“If they need to keep your car for a long period of time they provide a rental for you, as well as give you updates on your vehicle either via text message or phone call.”
24-mo/24k-mi warrantySince 1919BBB accredited
6135 Harrison Ave
i
Westside Auto Care

Westside Auto Care

4.8 46 reviews
“From the minute I walked in I could tell that they had a beautiful shop and top notch experienced mechanics.”
Free courtesy checkBBB A+Since 1974
5645 Glenway Ave
i
Dubwerx

Dubwerx

4.8 42 reviews
“They got us in and did exactly what they said they were going to do!”
Coupons & offers36-mo/36k-mi warrantyVolkswagen specialistLoaner carsWalk-ins welcomeBBB accredited
6323 Madison Rd
i
Stewart Tire & Auto Service

Stewart Tire & Auto Service

4.5 45 reviews
“We won't take our vehicles anywhere else”
Since 2012Financing
7135 Reading Rd
i
Overbeck Auto Services

Overbeck Auto Services

4.7 50 reviews
“! They are honest, do outstanding work, and have fantastic customer service”
Coupons & offersSince 1976Family-owned
6403 Madison Rd
i
Cobb's Car Care Center LLC

Cobb's Car Care Center LLC

4.8 50 reviews
“Went above and beyond to give me helpful information and quickly helped resolve my issue.”
BBB A+Since 1982
3965 Rosslyn Dr
i
Oil Express Eastgate

Oil Express Eastgate

4.5 42 reviews
“I got my oil changed and my tires rotated and was in and out in record time.”
Coupons & offersWalk-ins welcomeFleet accountsFree consultationSince 1983
4468 Glen Este-Withamsville Rd
i
Ryan's Service

Ryan's Service

4.6 30 reviews
“The skilled mechanic knew what the problem was and repaired it.”
12-mo/12k-mi warrantySince 1955BBB A+
1057 W North Bend Rd
i
Kings Quick Lane Service Center

Kings Quick Lane Service Center

4.5 39 reviews
“One of best experiences I've had from an oil change place, extremely friendly staff and the manager on duty was just a delight”
Walk-ins welcomeSince 2018
8755 Fields Ertel Rd
i
Greater Cincinnati Auto Service

Greater Cincinnati Auto Service

4.6 35 reviews
“Mike has always treated me like family and given me great service.”
2618 Spring Grove Ave
i
Valvoline Instant Oil Change Cincinnati Market Office

Valvoline Instant Oil Change Cincinnati Market Office

3.8 1 review
“The best service I've ever had.”
Coupons & offersSince 1990
4050 River Rd
i
McCowan Express Lube

McCowan Express Lube

4.8 26 reviews
“Its best place to business with, he knows what he he doing, he is provisional and responsible price,i recommended everyone to do business with this place”
Since 2005
2583 E Sharon Rd
i

Why these companies made our list

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